Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's , Color: Mink Heather, Twilight Blue Heather, Chalk Violet Heather, Charcoal Heather', Womens Clothing Size: Medium, Large, Extra Small, Small , Up to 30% Off Plus Coupon Available w/

12 imagesSmartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
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Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
1 of 1 videos
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
1 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
2 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
3 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
4 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
5 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
6 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Mink Heather, Small, SW002828P85100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
7 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
8 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Charcoal Heather, Medium, SW002828010100M000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
9 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
10 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Chalk Violet Heather, Small, SW002828N81100S000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
11 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000
12 of 12 images
Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Womens, Twilight Blue Heather, Extra Small, SW002828G7510XS000

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Product Info for Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's

We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and one of our best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help prevent chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more.image

Specifications for Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's:

Manufacturer: Smartwool
Sleeve Length: Long Sleeve
Age Group: Adults
Apparel Fit: Slim
Gender: Female
Application: Baselayer Top
Fabric/Material: 100% Merino Wool
Weight: 8.32 oz
Fire Resistant: No

Features of Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's

  • Our slim fit is intended to follow the contours of the body
  • Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
  • Back body seam wraps to front
  • Raglan sleeves
  • Flatlock seam construction designed to help increase comfort and minimize chafing

Package Contents:

  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's
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Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's Orderable Models

List of Orderable Models

  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Chalk Violet Heather, Extra Small, SW002828N8110XS000 , MPN: SW002828N8110XS000 , UPC: 197803731634 , Code: STW-WT1-SMRT32-SW002828N8110XS000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Chalk Violet Heather, Small, SW002828N81100S000 , MPN: SW002828N81100S000 , UPC: 197803731399 , Code: STW-WT1-SMRT32-SW002828N81100S000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Charcoal Heather, Extra Small, SW00282801010XS000 , MPN: SW00282801010XS000 , UPC: 197642247068 , Code: STW-WT1-SMRT32-SW00282801010XS000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Charcoal Heather, Small, SW002828010100S000 , MPN: SW002828010100S000 , UPC: 197642246719 , Code: STW-WT1-SMRT32-SW002828010100S000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Charcoal Heather, Medium, SW002828010100M000 , MPN: SW002828010100M000 , UPC: 197642246351 , Code: STW-WT1-SMRT32-SW002828010100M000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Charcoal Heather, Large, SW002828010100L000 , MPN: SW002828010100L000 , UPC: 197642246306 , Code: STW-WT1-SMRT32-SW002828010100L000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Mink Heather, Extra Small, SW002828P8510XS000 , MPN: SW002828P8510XS000 , UPC: 197803731818 , Code: STW-WT1-SMRT32-SW002828P8510XS000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Mink Heather, Small, SW002828P85100S000 , MPN: SW002828P85100S000 , UPC: 197803731740 , Code: STW-WT1-SMRT32-SW002828P85100S000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Mink Heather, Medium, SW002828P85100M000 , MPN: SW002828P85100M000 , UPC: 197803731597 , Code: STW-WT1-SMRT32-SW002828P85100M000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Twilight Blue Heather, Extra Small, SW002828G7510XS000 , MPN: SW002828G7510XS000 , UPC: 197642246832 , Code: STW-WT1-SMRT32-SW002828G7510XS000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Twilight Blue Heather, Small, SW002828G75100S000 , MPN: SW002828G75100S000 , UPC: 197642246511 , Code: STW-WT1-SMRT32-SW002828G75100S000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Twilight Blue Heather, Medium, SW002828G75100M000 , MPN: SW002828G75100M000 , UPC: 197642246405 , Code: STW-WT1-SMRT32-SW002828G75100M000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Twilight Blue Heather, Large, SW002828G75100L000 , MPN: SW002828G75100L000 , UPC: 197642246207 , Code: STW-WT1-SMRT32-SW002828G75100L000

Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's Unavailable & Discontinued Models

List of Unorderable Models

  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Chalk Violet Heather, Medium, SW002828N81100M000 , MPN: SW002828N81100M000 , UPC: 197803731382 , Code: STW-WT1-SMRT32-SW002828N81100M000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Chalk Violet Heather, Large, SW002828N81100L000 , MPN: SW002828N81100L000 , UPC: 197803731368 , Code: STW-WT1-SMRT32-SW002828N81100L000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, Mink Heather, Large, SW002828P85100L000 , MPN: SW002828P85100L000 , UPC: 197803731566 , Code: STW-WT1-SMRT32-SW002828P85100L000
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, G75 Twilight Blue Heather, Small, SW016373G75S , MPN: SW016373G75S , UPC: 195436099954 , Code: STW-WT1-SMRT32-SW016373G75S
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, G75 Twilight Blue Heather, Medium, SW016373G75M , MPN: SW016373G75M , UPC: 195437000003 , Code: STW-WT1-SMRT32-SW016373G75M
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, G75 Twilight Blue Heather, Large, SW016373G75L , MPN: SW016373G75L , UPC: 195437000058 , Code: STW-WT1-SMRT32-SW016373G75L
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K41 Honey Gold Heather, Extra Small, SW016373K41XS , MPN: SW016373K41XS , UPC: 196246019040 , Code: STW-WT1-SMRT32-SW016373K41XS
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K41 Honey Gold Heather, Small, SW016373K41S , MPN: SW016373K41S , UPC: 196246019064 , Code: STW-WT1-SMRT32-SW016373K41S
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K40 Black Cherry Heather, Small, SW016373K40S , MPN: SW016373K40S , UPC: 196246019262 , Code: STW-WT1-SMRT32-SW016373K40S
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K41 Honey Gold Heather, Medium, SW016373K41M , MPN: SW016373K41M , UPC: 196246019088 , Code: STW-WT1-SMRT32-SW016373K41M
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K40 Black Cherry Heather, Medium, SW016373K40M , MPN: SW016373K40M , UPC: 196246019330 , Code: STW-WT1-SMRT32-SW016373K40M
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K41 Honey Gold Heather, Large, SW016373K41L , MPN: SW016373K41L , UPC: 196246019101 , Code: STW-WT1-SMRT32-SW016373K41L
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K40 Black Cherry Heather, Large, SW016373K40L , MPN: SW016373K40L , UPC: 196246019422 , Code: STW-WT1-SMRT32-SW016373K40L
  • Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Women's, K41 Honey Gold Heather, Extra Large, SW016373K41XL , MPN: SW016373K41XL , UPC: 196246019125 , Code: STW-WT1-SMRT32-SW016373K41XL
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Last updated 2026-07-30 UTC.