1. This hat is made of 100% cotton, making it comfortable and breathable for the perfect fit; the built-in sweatband wicks away your sweat to keep your head cool and dry. 2. This sun hat features vivid colors, neat stitching, and personalized design, unique and chic, it's a must-have item for your wardrobe. 3. The UV protection hat has an adjustable metal clasp in the back, you can adjust the size to comfortably fit your head, a great fit for most head sizes.