The shower cap contains a water-proof polyester outer layer and a PEVA inner layer. It is skin-friendly, soft, waterproof and not tight to the skin, light and portable. Keep your hair dry in the shower for a good bath time, and wear it when applying a mask or cleaning your face to prevent hair interference. Elastic rope: the use of high quality natural rubber, with good elasticity and wear resistance, elastic rope is not easy to break, the pressure on the head is much less. Fits most head girths and longest natural thick hair. You can either use it to keep your hair dry while taking a shower, washing face, facial care or protecting your fabulous and expensive hairstyle when sleeping. Wash with clean water and can be reused Due to the different measurement methods, the error within 1-2cm is a normal phenomenon. If you have any question with the bathroom mat or you are not satisfied with it, please let us know, we will try our best to solve your problem.5. If you have any question with our products or are satisfied with it, please contact us directly. Your satisfaction is our top priority. Returns/exchanges are made easy. 4. Suitable Occasions: Whether you're bathing, cleaning, cooking or having a facial, a shower cap protects your hair from injury. Keep your hair dry in the shower for a good bath time, and wear it when doing a facial or cleaning your face to prevent hair interference. 3. Double Waterproof and Elastic Rope: The shower cap contains a water-proof polyester outer layer and a PEVA inner layer. It is skin-friendly, soft, waterproof and not tight to the skin, light and portable. The bath hats use high quality natural rubber, with good elasticity and wear resistance, elastic rope is not easy to break, the pressure on the head is much less. 2. Universal Size and Funny Patterns: Perfect for all hair lengths and thicknesses. The shower cap has hundreds of funny and cute patterns to match your style and personality. 1. Material: the Ghost shower cap has double layers, a water-proof polyester outer layer and a PEVA inner layer.