This Ombre Round Up Cowboy Hat w/ Leather Band from Peter Grimm puts a western spin on sun protection. Peter Grimm was founded on the beaches of Southern California in 1989, and since then has grown from an icon of beach culture, into a headwear industry leader. They have been working to redefine style and fashion standards, starting with this Round Up Cowboy Hat. Made from a uniquely braided natural straw material, this hat features a leather chin strap and detailing. Cool and breathable, this hat also contains an interior moisture wicking sweatband to keep you dry and comfortable while out in the sun. One size fits most adults.