HuaYang Cartoon Fish Silicone Swim Cap for Kids(Shark: Blue) Material: Silicone Size: Opening Girth : 35 CM; The most widest Girth 42 CM; The most widest Girth 42 CM Please avoid sharp objects such as fingernails or hairpin Not suitable for older kids over age 10 & teenagers or kids with long hair Package Content: 1 X Swim Cap