Wide flat brim design provides enough shade to protect you from the strong sun. size and internal adjustable drawstring fits the head shapes and sizes of most people. There is also a comfort band around the inside to help chafing from the straw rubbing against the skin. Great for travel, hiking, boating, camping, vacations, fishing, beach, parties, tourism, . 100% Satisfaction ,If there is any problem with the use of the product, please and solve the problem.For you to Resend or , Please 't give a low score directly.Thank you, Dear customer!