This hat really does have it all. Mesh back and the soaker style means this hat is guaranteed to keep you cool on hot summer days. Soaker style hats can be drenched in cool water and worn throughout the day keeping your head cool while the water evaporates. Details: Mesh back, 2 3/4 inch brim provides coverage that won't weigh you down, decorative braided band, 60% polyester and 40% nylon with elasticized sweatband. Material: Polyester, Nylon, Mesh.