• Designed for Different Heads - Designed with runners in mind, the adjustable strap ensures a bounce-free fit during workouts—even for big heads or slim faces.Medium - Large best fits for Common Heads(22"-22.8",7 - 7 1/4,56-58cm);Large - X-Large best fits for Larger Heads(23.2"-24",7 3/8 - 7 5/8,59-61cm);X-Large - XX-Large best fits for TRULY MASSIVE HEADS! (24.4"-25.2",7 3/4 - 8 ,62-64cm).
• This is a soft, unstructured running cap designed to hug your head during movement. If you're used to stiff baseball hats, this will feel more like a lightweight, flexible layer, ideal for long runs or hot days.
• Cool & Breathable Design - Unique mesh structure, Speed up the flow of moisture and heat, It can quickly remove moisture sweat wicking and keep you cool and dry after exercise, hot weather or outdoor sports.Enhances head comfort with the addition of Innovative Quick-Dry & Cooling-Touch Technology Sweatband
• Ultra-Light & Packable - This lightweight waterproof baseball cap weighs only about 2.35 ounces (66.5g), which allows you to wear it all day without stressed feeling. Unstructured panels folds easily, making it convenient for carrying and keeping in your bag even pocket, so you could use it whenever and wherever you need.
• Waterproof & Sun Protection - Made of premium polyester technological fabric which effectively prevent water molecules from entering, to ensure your outdoor sports carefree. New laminating process inside, which blocks all needle holes and prevents water from sinking for hours. Rain hats could also be used as sun hats, with UPF50 effectively blocking more than 99% of UV rays to protect your eyes and face.