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Baselayer

$74.97
$149.00
50% Off
WSI provides you with soft, comfortable, dry-fit, American-made clothing that increases athletic performance and allows you to be your best - both on and off the field.
Product Features:
WSI's warmest pant in the line, HEATR® is located throughout the entire pant down to the calf for increased warmth on the coldest days.
Body-mapped with thinner spandex in the gusset and calf area for ventilation and flexibility.
Flat inner seam on the calf for maximum comfort.
Proudly Made in USA since 1990.

$74.97
$149.00
50% Off
WSI provides you with soft, comfortable, dry-fit, American-made clothing that increases athletic performance and allows you to be your best - both on and off the field.
Product Features:
Warmest base layer offering with zero added bulk.
HEATR® fabric is located throughout the entire shirt to optimize warmth.
Extremely soft HYPRTECH™ Bamboo outer layer.
Flat shoulder seams for maximum comfort.
1/2 zip for venting.
Proudly Made in USA since 1990.

$74.97
$149.00
50% Off
WSI provides you with soft, comfortable, stylish, American-made clothing that increases athletic performance without sacrificing fashion. WSI allows you to be your best - both on and off the field.
Product Features:
Perfect for early-morning winter warmups or evening trips to the ski hill.
Stay warm and comfortable without compromising style.
HEATR® located in hamstrings for hightened muscle performance.
Soft ProWikMax®, brushed fleece lining.
Wide Waistband for added comfort.
Side Pockets for accessibility.

$44.97 - $75.00
$75.00
Up to 40% Off
The secret of our Thermawool is blending merino wool with just the right number of microfibers to make the ideal technical thermal fabric to breathe and manage moisture. Thermawool has the benefits of Merino Wool with a soft fleece against your skin. Our Thermawool Half Zip is ideal for a layering piece or on its own. It works great on its own or with the Thermawool Pant.
Features
Thermoregulation Technology keep you warm and dry
Merino Wool blend / Brushed Microfiber for comfort and warmth
UPF Rating 50+ for great sun protection
All flat seam construction to prevent chafing
Gadget pocket keeps items from moving around.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
Moisture Management moves moisture from the skin to keep you warm and dry

$32.97
$65.00
49% Off
This mid-weight, duo layer crew, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and thermal regulation.
The synthetic backside, helps to push sweat and moisture vapors to the surface to keep the wearer dry and comfortable. Merino wool, is natures best at thermal regulation and odor control.
Our Merino wool is blended with nylon for an added degree of durability. Great on its own or with the Ultra Merino Pant.
Features
Thermoregulation Technology keep you warm and dry
Merino Wool is naturally warm and odor resistant
UPF Rating 50+ for great sun protection
All flat seam construction to prevent chafing
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
Moisture Management moves moisture from the skin to keep you warm and dry

$19.97
$40.00
50% Off
The Thermolator® 3/4 Pant is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, mid-weight fabric utilizing our features ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature.
It does this by trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Whether skiing, mountaineering, biking, snowshoeing, winter running or just enjoying the outdoors during the winter, Thermolator® is functional performance at its best! The Thermolator® Pant goes perfectly with the Men’s Thermolator® Crew and other pieces from the Thermolator® collection.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
UPF rating 25+ and mid-weight warmth
Flatlock seams and 4-way stretch and gusseted panels for ease of movement
Odor locking technology inhibits the growth of bacteria that causes odor.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$29.97
$60.00
50% Off
The Below Zero Half-Zip Top is the perfect piece to keep you warm. The extra durable four way stretch provides support and ease of movement in all directions as you move. The smooth face of the fabric is great for layering and brushed back is soft and cozy against your skin. Whether snowboarding, cross country skiing, hiking, or winter running, Below Zero is warm functional performance at its best! The Women's Below Zero 3.0 Half-Zip goes perfectly with the Women's Below Zero 3.0 Pant and other pieces from the Below Zero collection.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
Mid-Heavy weight warmth (3.0) makes Below Zero great for layering
4-way stretch for ease of movement
UPF rating 25+
Functional thumbholes and strategically placed mesh panels for warmth and breathability
Hidden Key Pocket to store chapstick, credit card, etc.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Moisture Management
4-Way Stretch moves naturally with your body in all activities
Contents
89% Polyester, 11% Spandex

$24.97
$50.00
50% Off
The Cloud Nine Half-Zip Top is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature. It does this by trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort. Whether skiing, mountaineering, fat biking, snowshoeing or winter running, Cloud Nine is functional performance at its best! The Women's Cloud Nine 2.0 Half-Zip goes perfectly with the Women's Cloud Nine 2.0 Pant and other pieces from the Cloud Nine collection.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
Midweight warmth (2.0) makes Cloud Nine extremely versatile
4-way stretch for ease of movement
UPF rating 25+
Functional thumbholes and strategically placed mesh panels for warmth and breathability
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$19.97 - $22.97
$40.00 - $45.00
Up to 50% Off
The Cloud Nine Tight is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our features ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature. It does this be trapping air to maintain warmth when your body starts to cool down.
When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
Mid-weight warmth
4-way stretch for ease of movement
UPF rating 25+
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$22.97 - $35.00
$35.00 - $45.00
Up to 49% Off
With unsurpassed comfort, The Terramar Women's HOTTOTTIES Cloud Nine 1/2 Zip Shirt is the ultimate midweight baselayer. With relaxed fitting spandex construction, coupled with soft, brushed polyester, this will be your new favorite base layer shirt. Great for travel, exercise, and layering in cold weather.Soft, breathable, and fast drying..Flatlock seam construction for comfort and durability; soft and non-chafing next to skin..Tagless label for extra comfort..Fabric provides UPF 25+ sun protection, shielding skin from harmful ultraviolet rays..Relaxed spandex construction maintains incredibly high freedom of movement without the constriction of compression..Mock turtleneck neckline with zipper for ventilation..Low-profile thumbholes help keep sleeves in place..Warmth factor 2.0..Import..
Synthetic
360-degree stretch jersey and mesh fabric, of 86% micro polyester, 14% spandex.
Climasense TR (Thermoregulation Comfort) fabric, designed to help you feel comfortable in all conditions.
Keeps you warm when it's cold and provides a cooling effect when it's warm.
Antimicrobial finish for odor control.
Brushed surface creates additional air space, trapping warmth.

$27.97 - $29.97
$55.00 - $60.00
Up to 50% Off
Our Ecolator® Pant is made from 95% recycled Polyester and features high loft grid channels that create an ideal microclimate which efficiently traps air and effectively allows circulation. A great layering piece when the temperatures drop. Goes great with the Ecolator® Crew or Quarter Zip
Features
Thermoregulation Technology keep you warm and dry
4-way stretch & high loft grid fleece for unrestricted movement
UPF Rating 50+
All flat seam construction to prevent chafing
Comfort waistband and contour fly front for a great fit
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$19.97 - $40.00
$40.00 - $45.00
Up to 50% Off
Our Kids Ecolator Pant is made from 95% recycled Polyester and features high loft grid channels that create an ideal microclimate which efficiently traps air and effectively allows circulation. A great layering piece when the temperatures drop. Goes great with the Ecolator Crew or Half Zip
Features
Thermoregulation Technology keep you warm and dry.
4-way stretch & high loft grid fleece for unrestricted movement.
UPF Rating 50+.
All flat seam construction to prevent chafing.
Gadget pocket keeps items from moving around.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$24.97
$50.00
50% Off
Our Kids Ecolator® Half-Zip is made from 95% recycled Polyester and features high loft grid channels that create an ideal microclimate which efficiently traps air and effectively allows circulation. A great stand along piece as an outer layer for activities in the spring or fall, or ideal for layering when the temperatures drop. Goes great with the Ecolator® Pant.
Features
Flatlock seams prevent chafing
Zipper garage keeps zipper out of the way
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$19.97
$40.00
50% Off
Climasense technology keeps you at ideal tempature in any condition
Flat seam construction and stretch comfort waistband
UPF rating 50+
Terramar Kids Climasense 3.0 Ecolator Thermal Pant is a performance garment that features heavyweight thermoregulation comfort technology to keep your body the perfect temperature. Constructed with micro-polyester/spandex fabric that inhibits the growth of odor causing bacteria, is moisture wicking, fast drying, braethable, and soft.
$29.97
$60.00
50% Off
On the job site and off, don't let the winter cold slow you down. You know how important it is to stay warm while you work, and Terramar has just the thing to keep you going. The Terramar Men's Climasense 3.0 Ecolater TR Zipper Fly Thermal Pants are the ultimate baselayer bottoms. Designed to keep you comfortable no matter what conditions you face, these thermal bottoms are made with the best materials and newest technology.
As some of the warmed thermals that Terramar offers, the Climasense 3.0 Ecolater Baselayer pants are ready for whatever life throws your way. Made with durable flat seam textured fleece construction, these thermals are warm and comfortable to wear. But it's not just the fleece that keeps you warm, its the TR or Thermoregulation comfort technology built in that makes sure you feel great in all conditions. This uniquely engineered technology is designed to effectively manage temperature and moisture by capturing body heat within the fibers and pulling moisture away from the skin. All this means that you can be active longer without worrying about getting too hot or too cold. And the heavyweight dual surface knitting system incorporates high loft grid channels for enhanced breathability and effective layering for cold weather. As an added convenience, these thermals have a zipper fly, making them easier to get on or off in a hurry.
When you can get the best, why would you settle for less? Order the Men's Terramar Climasense 3.0 Ecolater TR Zipper Fly Thermal Bottoms online today!
Terramar W8607 Men's Thermal Baselayer Bottoms Features:
TR Thermoregulation comfort technology.
If you are cold “tr” provides a warm effect
If you are warm “tr” provides a cool effect
Antimicrobial for odor control
Heavyweight dual surface knitting system
UPF rating 50+
Textured fleece
All flat seam construction
95% micro polyester 5% sp
Fabric weight: 230 grams

$32.97 - $34.97
$65.00 - $70.00
Up to 50% Off
This mid-weight, duo layer pant, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and thermal regulation. The synthetic backside, helps to push sweat and moisture vapors to the surface to keep the wearer dry and comfortable. Merino wool, is natures best at thermal regulation and odor control. Our Merino wool is blended with nylon for an added degree of durability. Great on its own or with the Ultra Merino Crew or Ultra Merino Half Zip.
Features
Thermoregulation Technology keep you warm and dry
Merino Wool is naturally warm and odor resistant
UPF Rating 50+ for great sun protection
All flat seam construction to prevent chafing.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
Moisture Management moves moisture from the skin to keep you warm and dry

$17.97
$35.00
49% Off
The Thermolator 2.0 Kids Thermolator Performance Pants is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our features ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature. It does this be trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Whether skiing, mountaineering, fat biking, snowshoeing or winter running, Thermolator is functional performance at its best! The Kids Thermolator 2.0 Performance Pants goes perfectly with the Kids Thermolator 2.0 Top and other pieces from the Kids Thermolator collection.
Features
Flat Seams help prevent chafing during movement
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$24.97
$50.00
50% Off
The Thermolator 2.0 Half-Zip Top is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature. It does this by trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Whether skiing, mountaineering, fat biking, snowshoeing or winter running, Thermolator is functional performance at its best! The Men’s Thermolator 2.0 Crew Neck Top goes perfectly with the Men’s Thermolator 2.0 Pant and other pieces from the Thermolator collection.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
Midweight warmth (2.0) makes
Thermolator extremely versatile 4-way stretch for ease of movement
UPF rating 25+
Functional thumbholes and strategically placed mesh panels for warmth and breathability
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$22.97 - $40.00
$40.00 - $45.00
Up to 49% Off
The Thermolator® Pant is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, mid-weight fabric utilizing our features ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature.
It does this by trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Whether skiing, mountaineering, biking, snowshoeing, winter running or just enjoying the outdoors during the winter, Thermolator® is functional performance at its best! The Thermolator® Pant goes perfectly with the Men’s Thermolator® Crew and other pieces from the Thermolator® collection.
Features
Ultra-soft brushed fabric surface traps air to maintain warmth
UPF rating 25+ and mid-weight warmth
Flatlock seams and 4-way stretch and gusseted panels for ease of movement
Odor locking technology inhibits the growth of bacteria that causes odor.
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$22.97
$45.00
49% Off
Cloud nine is the product where form perfectly meets function. The midweight fabric is ultra-soft and features thermoregulation technology that automatically adjusts to your body temperature. When you are cool it traps air to maintain warmth. When aerobic activity rises and the surface temperature increases the fabric allows moisture vapor to Escape to maintain comfort. Whether skiing, snowshoeing or mountaineering, this Cloud nine top is functional performance at its best.

$19.97 - $23.97
$40.00 - $48.00
50% Off
Cloud Nine is the terramar product where form meets function perfectly. The mid-weight fabric is ultra-soft and features Climasense thermoregulation technology that automatically adjusts to your body temperature. When you are cool, it traps the air to retain the heat. As aerobic activity increases and surface temperature increases, the fabric allows moisture vapour to escape to maintain comfort. Whether skiing, snowshoeing or mountaineering, this Cloud Nine Top offers functional performance at the highest level.

$22.97
$45.00
49% Off
The Terramar Ecolator ¼-Zip Baselayer Top provides warmth and comfort on chilly days. Made using synthetic panels with a grid pattern that traps additional air this top is super warm as part of any layering system, and the ¼ zip opening makes getting ready in the morning much more manageable.
KEY FEATURES
Grid-pattern fleece traps air for warmth while allowing for natural circulation
Quarter zip for easy on/off, as well as optional venting
Mock Turtleneck design seals out cold and traps in heat

$22.97 - $24.97
$45.00 - $50.00
Up to 50% Off
Our Kids Ecolator® Half-Zip is made from 95% recycled Polyester and features high loft grid channels that create an ideal microclimate which efficiently traps air and effectively allows circulation. A great stand along piece as an outer layer for activities in the spring or fall, or ideal for layering when the temperatures drop. Goes great with the Ecolator® Pant.
Features
Flatlock seams prevent chafing
Zipper garage keeps zipper out of the way
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$29.97 - $55.00
$55.00 - $65.00
Up to 50% Off
Our Ecolator® Quarter Zip is made from 95% recycled Polyester and features high loft grid channels that create an ideal microclimate which efficiently traps air and effectively allows circulation. A great stand alone piece as an outer layer for activities in the spring or fall, or ideal for layering when the temperatures drop. Goes great with the Ecolator® Pant.
Features
Thermoregulation Technology keep you warm and dry
4-way stretch & high loft grid fleece for unrestricted movement
UPF Rating 50+
All flat seam construction to prevent chafing
Gadget pocket keeps items from moving around
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$32.97 - $34.97
$65.00 - $70.00
Up to 50% Off
This mid-weight, duo layer crew, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and thermal regulation. The synthetic backside, helps to push sweat and moisture vapors to the surface to keep the wearer dry and comfortable. Merino wool, is natures best at thermal regulation and odor control. Our Merino wool is blended with nylon for an added degree of durability. Great on its own or with the Ultra Merino Pant.
Features
Thermoregulation Technology keep you warm and dry
Merino Wool is naturally warm and odor resistant
UPF Rating 50+ for great sun protection
All flat seam construction to prevent chafing
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
Moisture Management moves moisture from the skin to keep you warm and dry

$22.97
$45.00
49% Off
Product description
86% polyester micro, 14% elastane; 1/2 Mock W/Disguise Garage; UPF Rating 25+; Easy Care washable machine

$17.97 - $35.00
$35.00
Up to 49% Off
The Thermolator 2.0 Kids Crew Neck Top is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our features ClimaSense Thermoregulation Technology that automatically adjusts to your body temperature. It does this be trapping air to maintain warmth when your body starts to cool down. When your aerobic activity increases and your skin temperature rises, the fabric allows moisture vapor to escape to maintain comfort.
Whether skiing, mountaineering, fat biking, snowshoeing or winter running, Thermolator is functional performance at its best! The Kids Thermolator 2.0 Crew Neck Top goes perfectly with the Kids Thermolator 2.0 Pant and other pieces from the Kids Thermolator collection.
Features
Flat Seams help prevent chafing during movement
Technology
Climasense fiber fusion is designed to regulate your optimal temperature
Thermoregulation technology provides comfort through a wide range of temperatures
UPF rated for sun protection
Odor Control neutralizes sweat and odor
4-Way Stretch moves naturally with your body in all activities

$29.97
$60.00
50% Off
This performance grid fleece is ideal for active days in cold temperatures. The half-zip aids in regulating temperature while making it easy to add or remove layers. Goes perfectly with the Women's Vertix pants.
Features
Rolled forward shoulder seam
Rolled backward underarm seam
Zipper garage
All flat seam construction
Technology
Features ClimaSense Carbon Thermoregulation Technology
Vertical high loft channels for warmth and breathability
4-way stretch
UPF Rating 50+

$17.97
$35.00
49% Off
ec2 Qwik-Dri Comfort Technology 360
Anti Microbial for freshness
Soft breathable and fast drying
UPF Rating 25+
Content: 86% Micro Polyester, 14% Spandex

$22.97
$45.00
49% Off
TR Thermoregulation comfort technology. Feel great in all conditions
If you are cold TR provides a warm effect
If you are warm TR provides a cool effect
Anti-Microbial for odor control
Midweight brushed surface creates additional air trapping warmth
Soft breathable and fast drying
UPF Rating 25+
360 Degree Stretch Jersey and Mesh
All flat seam construction
86% Micro Polyester
14% Spandex
180 grams
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