Shamrock and Hat Scarf for St Patrick's Day in Black 100% Polyester Prove you're wearing green with this shamrock and pilgrim hat scarf. Made with 100% polyester, the lightweight scarf can be worn as a scarf, headband or belt. Dimensions are: 13" wide x 60" long. Cute green leprechaun hats and clovers decorate this silk feel scarf for a fun Irish or St Patrick's Day feel.