This classic, all-around baselayer is made from 100% recycled polyester, offering an eco-friendly option for your layering needs. The smooth, soft surface makes it easy to wear beneath other garments, providing comfort without bulk. Its innovative construction features hollow-core yarns combined with a diamond-grid backing, which effectively traps warm air while wicking moisture away from your skin, ensuring you stay dry and comfortable during any activity. Additionally, the baselayer is treated with HeiQ® Mint odor control technology, helping to keep unpleasant smells at bay, so you can focus on your adventures without distraction. Designed for versatility, this baselayer is suitable for a variety of outdoor pursuits, from skiing to hiking and everything in between. It’s also produced in a Fair Trade Certified™ factory, ensuring that ethical labor practices are upheld throughout its production. This baselayer combines functionality, sustainability, and comfort, making it an essential piece for your cold-weather wardrobe. Fabric's diamond-grid pattern next to skin provides warmth and breathability, and wicks moisture Zip-neck styling with internal neck tape for added comfort; locker loop for hang drying Raglan shoulder seams allow freedom of movement, with full underarm gussets for range of motion and chafe-free comfort Smooth, soft face makes for easy layering; HeiQ® Mint odor control keeps things fresh Long center-front zipper vents body heat and is backed by kissing welts for low-bulk comfort next to skin Elastic thumb loops for secure hand coverage Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their labor