Louisville Slugger Pacific Headwear Flexfit Baseball Cap Pacific Headwear Style 404M Flexfit Sizes: SM/MED 6 7/8 - 7 3/8 & LG/XL 7 3/8 - 8. 3D Embroidered Front Logo Low profile structured cap with cotton/poly twill front and universal mesh back 55% Nylon, 30% Polyester, 9% Cotton, 6% P.U. Spandex