Hook and Loop closure.^ Comfortable material Made of 100% high quality cotton, soft to the touch, easy to forget to wear it. Adjustable Velcro back closure, is very suitable for most head shapes, and it meets all the requirements for comfort and functionality. Suitable for average head size and most shape of the head.^ Protect Your Skin: due to the super material of the cotton, even in the summer, our hats still protect your skin form the ultraviolet ray.^ Multiple colors Fashionable design: Variety of colors for you to choose, match to your different colors of clothes every day. Fashionable design makes you more beautiful.^ Gift: It is an ideal companion for your active lifestyle especially during outdoor activities such as climbing, hiking, walking, shopping, climbing and so on.^