Come and see our amazing products. This swim caps are made of premium spandex. It not only has the advantages of comfort and breathability, but also takes into account the characteristics of good elasticity and non-deformation, making the swim cap comfortable and easy to put on without snagging hair.With stretchy fabric and universal size, the swimming cap is flexible enough to fit most size of heads, and it is one size for men, women, boys, girls, adults and kids with short, medium or long hair. It can totally cover and keep your hair lock secure in the swim cap when you swimming. Pls confirm further with us if any query about packing info, inventory status and time schedule.