Qishi Silicone Solid Swim Cap for Adult Women Men Youth-100% Satisfaction 1.Silicone allows head to breathe for a more comfortable fit 2.SIZE: One size cap fits most of adults, included long hair women ,great for your wearing in swimming, surfing. 3.TIPS: Please avoid sharp objects such as fingernails or hairpin. 4.Silicone Swimming Cap for Women and Men 5.Adult swim cap is made from waterproof, Eco-friendly silicone - Protects from salt & chlorine damage