Features: 1.High quality breathable polyester microfiber material made, breath well, feel soft and comfortable to wear all day. 2.Featuring strong sun UV protection and quick-drying, it helps anti-uv and absorb sweat to make you feel dry and cool in Summer. It can also be a good under-hat/helmet accessory to keep warm for winter. You cannot miss it! 3.One size fit all adults and teens. Excellent thin flat seams and accurate processing, covers the neck protects against sunburn. 4.With stretchy adjustable straps on the back for a custom cozy fit. It can fit effortlessly for your helmet (under helmet as a liner, to keep warm in Winter). Machine washable, no shrinking. 5.This headband is ideal for all outdoor activities such as cycling, running, hiking, climbing, bike riding, motorcycle riding, horseback riding, boating, skating etc. Package include: 1 pc sports headwear bandana for women/men. Product Description: Name: Cycling cap Material: Polyester Size: 13*23*25*14cm/5.12"*9.06"*9.84"*5.51" Application: suitable for cycling, mountaineering, rock climbing, fishing, etc. Features: moisture wicking, breathable and quick-drying, soft and comfortable Package Include: 1*Cycling cap Notes: 1. Please allow 1-3 cm difference due to manual measurement and 3-5 g for the difference between different colors. 2. Due to the screen difference, the color may be a little different from what you expect, please allow it. 3. 1.00cm=0.39"