Mastermind Japan Swarovski Crystals Cap in black, a structured baseball cap with curved visor, skull-and-crossbones motif rendered in sparkling crystals at the front and additional crystal logo lettering across the visor. Polyester | 100%POLYESTER Size Type: INTSKU: MJ26EE2CA006606Black Our Products Are 100% Genuine. In All Cases We Stand By The Authenticity Of Every Product Sold On Our Site.