DescriptionThis product is a helmet liner cap, which is made of premium polyester and spandex material, comfortable and breathable, will fit your head perfectly. Also can be used for daily wear. Suitable for most outdoor activities, cycling, underneath ski, snowboard, bike, motorcycle and football in winter.Features- Color: Black - Material: Polyester and spandex. - Size: About 22 x 22 x 15 cm. - Made of premium material, comfortable and breathable for long term use. - Applied for most outdoor activities, cycling, underneath ski, snowboard, bike, motorcycle and football in winter. - Wonderful gift to your friends and more. - Great for daily wear in winter. - It will fit your head perfectly. - Warm tip: Dear buyer, due to lighting effect,monitor's brightness,manual measurement and etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!