A breathable, lofted baselayer to keep you warm in cold conditions, built of Polartec® Power Grid® fabric with HeiQ® Pure odor control for freshness. Made in a Fair Trade Certified™ factory. Slim fit Warm, Comfortable Fabric Polartec® Power Grid® fabric with HeiQ® Pure odor control has a smooth face for easy layering and an open-grid pattern next to the skin that provides superior warmth, breathability and moisture-wicking performance Self-Fabric Zip-Neck Self-fabric backing on the collar with internal neck tape for comfort and a 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 the skin Motion-Friendly Underarm Gussets and Low-Profile Thumb Loops Full underarm gussets offer range of motion and chafe-free comfort; elastic thumb loops provide secure hand coverage Flatlock Seam Construction and Drop Tail Flatlock seams minimize chafing, and a drop-tail hem provides increased coverage Supporting the People Who Made This Product Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their labor Country of Origin Made in Colombia. Weight 176 g (6.2 oz) Materials 3.8-oz (129-g) Polartec® Power Grid® 92% recycled polyester/8% spandex jersey with HeiQ® Pure odor control and an anti-pilling finish Fabric is certified as bluesign® approved Made in a Fair Trade Certified™ factory Care Instructions Machine Wash Warm, Do Not Bleach, Tumble Dry Low, Cool Iron, Do Not Use Fabric Softeners