DescriptionThis product is a helmet liner cap, which is made of premium material, quick drying, comfortable and breathable, will fit your head perfectly. Also can be used for daily wear. Suitable for most outdoor activities, cycling, skiing, snowboard, motorcycle and football in winter.Features- Color: Black. - Material: Sunscreen ice silk fabric. - Size: About 26x26x21cm. - Made of premim material, breathable, quick drying, stretchy and wind resistant. - Soft, cosy and won't rub or irritate your skin. Drys quickly and absorbs sweat during sports activities, keep sweat away from your eyes and face. - The is stretchy which will fit for different head size. - Comfortable to wear under hats, caps, helmets or alone, help to protect head form the sun and wind. - Reducing the friction between hard helmet and head skin.