Size: casual sports style unisex sun hat, slim fit and comfortable. Hat size available from 54cm to 62cm. Elastic and adjustable drawstring at the back, one size fits most adults.Feature: Waterproof sun protection. Wide 10 inch brim, excellent UPF 50+ sun protection. Protects the face and neck from the sun and offers excellent protection against harmful rays.Closure: DrawstringBreathable: the adjustable chin keeps the hat in place even in bad weather windy or rainy. Includes an internal sweatband that wicks away moisture. The mesh crown inside keeps the head cool and ventilated.Lightweight: Rolled up, convenient to carry and very economical. Hat weight 0.14 kg. It's a perfect hat for the beach, pool, park, fishing, hiking, camping, traveling, hunting, gardening or any other outdoor sport or activity.