Features: 1. Made of 100% nylon, super cool ice silk material, which can be worn comfortably on your head, professional sunscreen fabric, effectively blocking 99% of ultraviolet rays. 2. Our beanie is designed with good elasticity, so you don't need to worry about the size, it can be stretched to a suitable size to better fit you, easy to put on and take off, and is suitable for both men and women. 3. Our helmet lining cap can absorb sweat and dry quickly, and is also easy to clean and wick away sweat, avoiding sweat from your face entering your eyes or ears, making you feel comfortable and relaxed when wearing it. 4. Cycling cap adopts a new crochet hollow design, more vent holes, more breathable, soft and comfortable during outdoor sports, not stuffy and sweaty. The ice silk fabric is soft and silky to the touch, not easy to pilling, and fits the curve of the head when worn. 5. Our helmet lining cap is easy to install under the helmet, keeping you warm in the cold winter, suitable for riding motorcycles, horseback riding, camping, running, skiing, fishing, hiking, mountain climbing, skating, football, baseball And many other outdoor or indoor activities. Specification: Name: Cycling cap Pattern type: Printing Gender: MEN Model: Conventional Product Type: Hat Exercise type: Cycling Material: Nylon Dimensions: width 26cm/10.24", height 19cm/7.48" Scene: running, traveling, cycling, climbing Application: Unisex Features: sun protection, ice silk, cool feeling, breathable Package Included:1*cycling cap Note: The color of the product is subject to the color received, the size is manually measured, there will be an error of 2-4cm, please understand!