A breathable, lofted baselayer to keep you warm in cold conditions. PolartecA(R) Power GridA(R) fabric with HeiQA(R) Fresh durable odor control.FeaturesPolartecA(R) Power GridA(R) fabric with HeiQA(R) Fresh durable odor control has a smooth face for easy layering; Fair Trade Certified(TM) sewn.Fabric's open-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performanceSpandex for stretch and ease of movementFlat waistband has brushed inner elastic for next-to-skin softnessGusseted crotch for comfort and unimpeded mobility22" inseam hits at upper calf, above bootsFlatlock seams minimize chafing