A breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with HeiQ® Pure odor control. Fair Trade Certified™ sewn.
Save 40% on past-season products now through February 8, 2023, online and in stores.
Earth Is Now Our Only Shareholder
If we have any hope of a thriving planet—much less a business—it is going to take all of us doing what we can with the resources we have. This is what we can do.
Free Shipping on Orders Over $99
Orders are shipped within 1-2 business days and arrive within 3-10 business days. Need it sooner? Concerned about the environmental impact? Flexible shipping options are available.
Select Size and Color
Warm, Comfortable Fabric
Polartec® Power Grid® fabric with HeiQ® Pure odor control has a smooth face for easy layering; fabric’s open-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performance
Self-fabric backing on collar with internal neck tape for comfort; locker loop for hang drying
Offset Shoulder Seams
Offset shoulder seams eliminate chafing under pack straps
Deep Center-Front Zipper
Long center-front zipper vents body heat and is backed by kissing welts for low-bulk comfort next to skin
Motion-Friendly Underarm Gussets
Full underarm gussets for range of motion and chafe-free comfort
Low-Profile Thumb Loops
Elastic thumb loops for secure hand coverage
Flatlock Seam Construction
Flatlock seams to minimize chafing; drop tail for increased coverage; Fair Trade Certified™ sewn
Country of Origin
Made in Colombia.
176 g (6.2 oz)
- 3.8-oz (129-g) Polartec® Power Grid® 92% recycled polyester/8% spandex with HeiQ® Pure odor control
- Fabric is certified as bluesign® approved
- Fair Trade Certified™ sewn