Features: The bicycles hat under the helmets is made of super breathable and quickly drying fabric, which can help prevent sweat from flowings to your face and bring you a freshs and cool cycling experience. You can flips-it up to expand your cycling view under road conditions, or flips-it down to protect your eyes and skin from harmful and destructive sunlight. Suitable for head circumference of 52-62cm/20.47-24.41inch. There is an elastic strap on the back, and the bicycles cap is suitable for all adults. It can be easily folded up and placed in your pant pocket or bicycles bag. It is also suitable for other outdoor activities, such as running, camping, hiking, fishing, etc. Carry an anti-sweat hat with you to meet various need . The fashionable design pattern allows you to look handsome even if you takes-off the helmets. After removing the bicycles helmet, avoid the worry of messy-hair. Specifications: Material: Polyester+Spandex Color: Tangerine Redness Black/Blue Black/Rainbow-Black/Rainbow-White/Navy-Blue/Blue-color Suitable Head Circumference: 52-62cm/20.47-24.41inch Package Includes: 1x Summer Cycling Cap note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.