Fit & Design: Adjustable chinstrap to fit you comfortably Mid Size Fedora fits most, perfect for a weekend out of town or by the beach Downsloping brim and a dark underbrim to reduce glare Fitted with sun-protected material on top-of-crown liner Elasticized sweatband ensures a comfortable, custom fit Technology: bluesign® certified wicking sweatband keeps sweat away UPF 50+ sun protection to keep your skin from harmful UV rays Additional Details: Do not crush Do not bleach, iron or dry clean. Avoid wet conditions. Line dry if wet Hat circumference: Medium: 22" – 22 7/8"; Large: 22 7/8" – 23 7/8" Downsloping brim circumference: 3.5" Weight: 4 oz.