Details Men's, Cotton Canvas/Poly Mesh Back, Sweat Wicking Hat A 100% polyester mesh back makes the Carhartt Buffalo Cap a cool and comfortable choice on warm days. Specs 100% cotton washed canvas with 100% polyester mesh back Carhartt Force® sweatband Fights stink and Wicks sweat to keep you cool, dry, and comfortable Light-structured, medium profile cap with pre-curved visor Adjustable fit with plastic closure Carhartt label sewn on front Carhartt embroidered on back