bike motorcycle helmet inner cooling cap moisture wicking breathable skull sweat band half helmets liner beanie caps heat dissipation bicycl

the skull cap is made of 90% polyester and 10% spandex blend,soft, breathable, skin-friendly, lightweight and elastic,keeping your dry and comfortable. excellent thermal retention and performance moisture wicking:wicks moisture and dries quickly, keep you warm on the cold weather and keep you cold on the weather. one size fits most : skull cap can be stretched easily,suitable for man and woman. keep you comfortable and safe at the same time it helps absorb and retain the body heat and reduce the sweat build up. it is moisture-wicking and quick-dry.