Detailed Introduction It's a hat made of quick drying fabric with air holes on the side. It's suitable for mountaineering or fishing in spring and summer. Adjustable cap circumference, suitable for adults. There are many styles of this hat, which can meet the needs of most people. Breathable design on both sides of the hat, good sweat wicking effect. Quick drying fabric , breathable and sweat wicking. Velcro design, easy to adjust the cap circumference. No. 1-7 is the extended version, No. 8-14 is the ordinary version, No. 15-21 is the headless version, and No. 22-28 is the windproof version. Extended version The brim has been lengthened to 14cm for better shading effect. Regular Edition The brim is 11cm, short and convenient. No top version No hat top design, suitable for playing tennis and other outdoor sports. Windbreak version The fixation effect is good to prevent falling off. It's convenient to play by the sea. About Color About size Due to different measurement methods, There may be a little different, but it will not bring bad user experience. Please choose the appropriate size according to your actual measurement situation. About color difference All product pictures are taken by professional equipment. Due to the influence of light display and other factors, there will be color deviation. Please understand. The quality of our products is guaranteed and will not affect your shopping experience. About delivery After receiving the order, we will deliver the goods directly from our warehouse as soon as possible. Generally, We will deliver the goods in three days. After sale We will ship every order as soon as possible. We will give you some small gifts for each order. I hope you like it. If you have any questions about our products, please contact us and we will give you a satisfactory result as soon as possible. If you like our products,Please give five star evaluation. Please collect our store, we will update our products regularly, there will be styles you like.