Whether you work on a winter road crew or hot factory floor, the Carhartt Men's Force Heavyweight Knit 1/4 Zip Base Layer Shirt helps you tackle the job in comfort. The heavyweight shirt not only keeps you warm, it also wicks away sweat, fights odor, and releases stains. It's made of the perfect blend of polyester and spandex to give you the range of motion you need.Features7.7 ounce, 95% polyester, 5% spandexHeavyweight, Carhartt Force base layerBuilt with Force FastDry technology to wick sweat and dry fastBuilt to move with Rugged Flex stretch technologyFights odorsSmooth flatlock seams and tagless label for comfortConcealed thumb loop