A breathable, lofted baselayer to keep you warm in cold conditions. PolartecA(R) Power GridA(R) fabric with HeiQA(R) Pure odor control. Made in a Fair Trade Certified(TM) factory. Product Specifications: PolartecA(R) Power GridA(R) fabric with HeiQA(R) 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 Spandex for stretch and ease of movement Flat waistband has brushed inner elastic for next-to-skin softness Gusseted crotch for comfort and unimpeded mobility Flatlock seams to minimize chafing Made in a Fair Trade Certified(TM) factory, which means the people who made this product earned a premium for their labor Product Specifications: Fabric: Solids: 3.8-oz (129-g) PolartecA(R) Power GridA(R) 92% recycled polyester/8% spandex. Cross-dyes: 3.8-oz (129-g) Polartec Power Grid 92% polyester (30% recycled)/8% spandex. Both with HeiQA(R) Fresh durable odor control. Fabric is certified as bluesignA(R) approved. Fair Trade Certified(TM) sewn Fabric: Solids: 3.8-oz (129-g) PolartecA(R) Power GridA(R) 92% recycled polyester/8% spandex. Cross-dyes: 3.8-oz (129-g) Polartec Power Grid 92% polyester (30% recycled)/8% spandex. Both with HeiQA(R) Fresh durable odor control. Fabric is certified as bluesignA(R) approved. Fair Trade Certified(TM) sewn