Casual, comfortable, and eye catching, the Siena Hat is ready for adventure. With a delightful recycled poly/paper weave on top and a chic ribbon weave below, the wide, sloping brim offers both maximum UPF 50+ sun protection and style. Features & Specs UPF 50+ sun rating 4¾" (12cm) brim 100% recycled polyester crown 100% recycled, bluesign® wicking sweatband Adjustable chinstrap Decorative grosgrain hatband Internal adjustable sizing Crushable design is travel friendly US Patent 10,932,512