... beer cap with built in embossed bottle opener washed, 1) Material:100% cotton 2) bottle opener on cap 100% cotton beer cap with built in embossed bottle opener,97 ... ,10*10camouflage cotton twill2) Composition:98% cotton,2% spandex3) bottle opener on cap peak4) Available sizes:6+3/4,6+7/8,7 ... goods are in stockCertificate CE, RoHs,ASTM 100% cotton beer cap with built in embossed bottle opener