Feature●Machine Wash●One Size Fits Most:20.47"-24.41" (52-62cm) head circumference.stretchy material ensures it can be stretched to the suitable size and fits your head better.●Unique Design:New Contrasting Color Design,beauty and fashion,sturdy and durable.sweat-absorbing design and dry quickly, make you always feel cooling when wearing it, protect you from sun or cold air.●Soft Materials: these helmet liners are made of polyester and spandex, breathable and can absorb the sweat quickly, easy to wash and dry, bring you comfortable wearing experience. .●Suit for Wearing Under Helmets & Hard Hats:Our wicking helmet liner soaks up your sweat and keeps it out of your eyes.●Applicable occasions: these skull caps fit for both indoor and outdoor activities, such as go hiking, cycling, biking, riding and so on, good gift for sport lovers.[A05-01][A05-(01+02)][A05-02][A05-03][(A05-01)*3][A05-(02+03)][A05-(01+03)-][A05-06][A05-(01+02+04)][A05-(01+02+03)][A05-(01+02+06)][A05-04-]Description