wsi material technology
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wsi material technology

13 knits, each for a different job. Nobody needs to memorize the names, but knowng which one to reach for is the whole point.

compare fabrics
Start with the job, not the name
I'll be working hard Microtech™ I'll be sitting still HEATR® I need a layer over it SoftTECH™ I'm out for days HYPRTECH™ BAMBOO I run hot Illusion Mesh

Against the skin. The base layer's job is to move sweat away first and hold warmth second — which is why working hard calls for a lighter one than the thermometer suggests.

heatr® Base layer · thermalheatr®For sitting still in real cold below 20°Fread moreclose
heatr®

A specially engineered fabric that warms up when it interacts with your body’s energy.

It provides warmth, comfort, and moisture-wicking properties while remaining lightweight.

Shop heatr®
Job
Base layer
Weight
5oz
Content
27% HEATR® / 70% poly / 3% spandex
Reach for it when
Sitting still

Made in heatr® shop all 22 pieces →
HEATR® Volt Base Layer HEATR® Volt Base Layer $118.00 ProWikmax™ HEATR® Hooded Shirt ProWikmax™ HEATR® Hooded Shirt $129.00 Full HEATR® Pant Full HEATR® Pant $159.00 HEATR® Tundra Base Layer HEATR® Tundra Base Layer $109.00
prowikmax™ Base layer · thermalprowikmax™For active warmth in extreme cold below 20°Fread moreclose
prowikmax™

A stretchy performance material that pulls sweat away from the skin.

It also has antimicrobial properties to reduce odor and an anti-snag design, while its brushed lining adds softness and warmth.

Shop prowikmax™
Job
Base layer
Weight
8oz
Content
88% poly / 12% spandex
Reach for it when
extreme cold

Made in prowikmax™ shop all 13 pieces →
Thermal PolarWikMax™ Top Thermal PolarWikMax™ Top $89.00 Thermal PolarWikMax™ Pants With Fly Thermal PolarWikMax™ Pants With Fly $89.00 ProWikMax™ Thermal compression Shirt ProWikMax™ Thermal compression Shirt $65.00 ProWikMax™ Thermal Performance Pant/Tights White ProWikMax™ Thermal Performance Pant/Tights White $65.00
MICROTECH™ mid layer · performanceMICROTECH™For lightweight moisture-wicking performance BELOW 50°Fread moreclose
MICROTECH™

A lightweight polyester material with advanced moisture-wicking properties that help keep the wearer dry and comfortable.

It also has anti-snag and antimicrobial properties and is designed for warmer temperatures.

Shop MICROTECH™
Job
mid layer
Weight
3.5oz
Content
100% poly
Reach for it when
hot & active

Made in MICROTECH™ shop all 51 pieces →
Microtech™ Lightweight Hoodie Microtech™ Lightweight Hoodie $59.00 American Made Microtech™ Lightweight Hoodie American Made Microtech™ Lightweight Hoodie $29.99 Microtech™ Women's Land of the Free Short Sleeve V-Neck Shirt Microtech™ Women's Land of the Free Short Sleeve V-Neck Shirt $29.50 Microtech™ Loose Fit Tee Microtech™ Loose Fit Tee $12.99
polarwikmax™ Base layer · thermalpolarwikmax™For warmth without the extra bulk below 20°Fread moreclose

Combines a lightweight outer layer with insulation for warmth without adding too much bulk.

Its brushed interior provides extra softness and warmth, while antimicrobial properties help control odor.

Shop polarwikmax™
Job
Base layer
Weight
8.5oz
Content
93% poly / 7% spandex
Reach for it when
cold weather

Made in polarwikmax™ shop all 6 pieces →
HEATR® Windstop thermal Hood HEATR® Windstop thermal Hood $59.00 Thermal PolarWikMax™ Top Thermal PolarWikMax™ Top $89.00 PolarWikMax™ Sleeveless Shirt Turtle Neck Ribbed Collar PolarWikMax™ Sleeveless Shirt Turtle Neck Ribbed Collar $69.00 Thermal PolarWikMax™ Pants With Fly Thermal PolarWikMax™ Pants With Fly $89.00
SOFTTECH™ mid layer · performanceSOFTTECH™For soft, lightweight moisture-wicking comfort below 40°Fread moreclose
SOFTTECH™

A soft, lightweight fabric designed to feel comfortable against the skin.

It has antimicrobial and anti-snag properties and wicks moisture away to help keep you dry.

Shop SOFTTECH™
Job
Mid layer
Weight
4oz
Content
92% poly / 8% spandex
Reach for it when
everyday activity

Made in SOFTTECH™ shop all 62 pieces →
SoftTECH™ Essential Tee SoftTECH™ Essential Tee $40.00 Patriot SoftTECH™ Tee Patriot SoftTECH™ Tee $25.00 Patriot Women's SoftTECH™ Tunic Patriot Women's SoftTECH™ Tunic $40.00 250th SoftTECH™ Tee 250th SoftTECH™ Tee $40.00
SOFTTECH™ PRO mid layer · performanceSOFTTECH™ PROFor lightweight comfort and active performance below 40°Fread moreclose
SOFTTECH™ PRO

A lightweight and extremely soft fabric that feels comfortable against the skin.

It has antimicrobial and anti-snag properties and wicks moisture away to help keep you dry.

Shop SOFTTECH™ PRO
Job
Mid layer
Weight
6oz
Content
90% poly / 10% spandex
Reach for it when
Sitting still

Made in SOFTTECH™ PRO shop all 12 pieces →
SoftTECH™ Pro Full Zip Travel Top SoftTECH™ Pro Full Zip Travel Top $149.00 SoftTECH™ Pro Travel Pant SoftTECH™ Pro Travel Pant $129.00 ProWikMax 2-Tone 1/4 Zip Long Sleeve Shirt ProWikMax 2-Tone 1/4 Zip Long Sleeve Shirt $79.00 SoftTECH™ Pro Joggers SoftTECH™ Pro Joggers $129.00
HYPRTECH™ BAMBOO Base layer · mid layer · naturalHYPRTECH™ BAMBOOFor breathable comfort with natural odor resistance below 50°Fread moreclose
HYPRTECH™ BAMBOO

Made partly from bamboo fibers, this material adapts to body temperature and naturally provides antimicrobial and odor-resistant properties.

It is also breathable, soft, strong, and durable.

Shop HYPRTECH™ BAMBOO
Job
Base layer · mid layer
Weight
4oz
Content
52% bamboo / 40% poly / 8% spandex
Reach for it when
Warm weather

Made in HYPRTECH™ BAMBOO shop all 16 pieces →
HYPRTECH™ Bamboo Essential Tee HYPRTECH™ Bamboo Essential Tee $40.00 Essential BAMBOO Brief 3-PACK ⭐⭐⭐⭐⭐ Over 40k+ Briefs Sold Essential BAMBOO Brief 3-PACK ⭐⭐⭐⭐⭐ Over 40k+ Briefs Sold $64.00 2-Pack Bundle Prym1 Camo HYPRTECH™ BAMBOO Briefs 2-Pack Bundle Prym1 Camo HYPRTECH™ BAMBOO Briefs $48.00 WSI HYPRTECH™ BAMBOO BREIF ⭐⭐⭐⭐⭐ Over 40k+ Briefs Sold WSI HYPRTECH™ BAMBOO BREIF ⭐⭐⭐⭐⭐ Over 40k+ Briefs Sold $32.00
PERFORMANCE MESH mid layer · performancePERFORMANCE MESHFor maximum airflow during intense activity below 50°Fread moreclose
PERFORMANCE MESH

A breathable, perforated material designed for high-performance activities.

It provides compression, excellent airflow, moisture wicking, and odor control.

Shop PERFORMANCE MESH
Job
Mid layer
Weight
4oz
Content
85% poly / 15% spandex
Reach for it when
HIGH INTENSITY

Made in PERFORMANCE MESH shop all 15 pieces →
Illusion Mesh Sun Hoodie Illusion Mesh Sun Hoodie $72.00 Performance Mesh White Out Camo Sun Hoodie Performance Mesh White Out Camo Sun Hoodie $89.00 USA Performance Mesh Hoodie USA Performance Mesh Hoodie $89.00 American Made Performance Mesh White Out Hoodie American Made Performance Mesh White Out Hoodie $89.00
THERMAL WINDSTOP Outer layer · windTHERMAL WINDSTOPFor blocking wind and staying warm below 20°Fread moreclose
THERMAL WINDSTOP

Designed to protect against cold and windy conditions.

It helps block wind while providing thermal insulation to keep the wearer warm.

Shop THERMAL WINDSTOP
Job
Outer layer
Weight
9oz
Content
92% poly / 8% spandex
Reach for it when
COLD & WINDY

Made in THERMAL WINDSTOP shop all 8 pieces →
Thermal Windstop HEATR® Mitten Thermal Windstop HEATR® Mitten $55.00 HEATR® Windstop thermal Hood HEATR® Windstop thermal Hood $59.00 Thermal Windstop Vest Thermal Windstop Vest $129.00 Arctic Windstop Thermal Jacket Arctic Windstop Thermal Jacket $189.00
HEAVYWEIGHT FLEECE Mid layer · fleeceHEAVYWEIGHT FLEECEFor maximum warmth and comfort below 20°Fread moreclose
HEAVYWEIGHT FLEECE

A thick fleece designed for maximum warmth and comfort.

Its brushed interior adds warmth, while antimicrobial properties help reduce odor.

Shop HEAVYWEIGHT FLEECE
Job
Outer layer
Weight
20oz
Content
90% cotton / 10% poly
Reach for it when
MAXIMUM WARMTH

Made in HEAVYWEIGHT FLEECE shop all 30 pieces →
Thermal PolarWikMax™ Hoodie Thermal PolarWikMax™ Hoodie $129.00 Polar Fleece Full Zip Jacket Polar Fleece Full Zip Jacket $145.00 1/4 Zip Heavy Weight Fleece 1/4 Zip Heavy Weight Fleece $98.00 Fleece Crew Sweatshirt Fleece Crew Sweatshirt $89.00
STRETCH WOVEN Outer layer · PERFORMANCESTRETCH WOVENFor flexible, breathable performance below 40°Fread moreclose
STRETCH WOVEN

A woven fabric available in lightweight and heavier versions.

It provides stretch and moisture-wicking performance while also helping prevent odors.

Shop STRETCH WOVEN
Job
Outer layer
Weight
5.5OZ / 8OZ
Content
94% POLY / 6% spandex
Reach for it when
OUTDOOR ACTIVITY

Made in STRETCH WOVEN shop all 19 pieces →
Woven Batting Top Woven Batting Top $34.99 Men's Essential Short Men's Essential Short $89.00 Woven Hiker Short Woven Hiker Short $79.00 Men's Woven Pocketed Short Men's Woven Pocketed Short $39.00
ILLUSION MESH Specialty · PerformanceILLUSION MESHFor cool breathability below 50°Fread moreclose
ILLUSION MESH

A lightweight, breathable material designed to keep athletes cool and comfortable during activity.

Its mesh construction allows air to flow through easily while providing the flexibility needed for movement and performance.

Shop ILLUSION MESH
Job
Specialty
Weight
5oz
Content
95% poly / 5% spandex
Reach for it when
LIGHTWEIGHT PERFORMANCE

Made in ILLUSION MESH shop all 8 pieces →
Illusion Mesh Polo Illusion Mesh Polo $59.00 1/4 Zip Illusion Mesh 1/4 Zip Illusion Mesh $69.00 Illusion Mesh Sun Hoodie Illusion Mesh Sun Hoodie $72.00 Illusion Mesh Sun Hoodie Illusion Mesh Sun Hoodie $72.00
compare

All twelve, in one table

Fabric Group What it's for Range
heatr® Base layers For sitting still in real cold below 20°F
polarwikmax™ Base layers For warmth without the extra bulk below 40°F
prowikmax™ Base layers For active warmth in extreme cold below 40°F
hyprtech™ bamboo Base layers/mid layers For breathable comfort with natural odor resistance below 40°F
microtech™ mid layers For lightweight moisture-wicking performance below 40°F
softtech™ pro mid layers For lightweight comfort and active performance below 40°F
softtech™ mid layers For soft, lightweight moisture-wicking comfort below 40°F
performance mesh mid layers For maximum airflow during intense activity below 40°F
thermal windstop Outer layers For blocking wind and staying warm below 20°F
heavyweight fleece outer layers For maximum warmth and comfort below 40°F
STRETCH woven outer layers For flexible, breathable performance below 40°F
illusion mesh specialty For flexible, breathable performance below 40°F