50% Peva, 50% Satin,comfortable touching feeling, double layers,waterproof shower cap.Perfect Size:Approximately 11″ diameter.Suitable for head circumference of 21-24”.Fun and colorful designed.The bath cap with well-stitched elastic,decorative hem make it stylish.Functional:These shower hats fit you during showering, cooking and SPA.Keeps hair dry and protects hair styles.Perfect Gift :Shower cap can be machine washed,folded, fairly thin and light,practical,comfortable and stylish.It is perfect gift for family members and friends.