A comfortable essential done the Carhartt way. This men's heavyweight thermal top is made of the perfect blend of waffle knit polyester and spandex for easy-wearing warmth that wicks sweat and fights odor. This thermal base layer top gives you the range of motion and warmth you need when battling the seemingly unbearable cold weather days. FeaturesFabric: 266 GSM/77 oz, 95% Polyester, 5% Spandex, heathered piqu? knitTechnology: Fast Dry® wicks away sweat Rugged Flex® moves with you Fights odorZip pocket on cheststrategically placed flatlock seams reduce chafingConcealed thumb loopHanging loop View matching Thermal PantModel No. UH0110-MCountry of Origin: Imported Carhartt Men's Base Layer Thermal Shirt - Force Heavyweight Heathered Knit Shadow Heather 4XL