Description: MaterialThe scuba diving hood is made of 3mm neoprene, keep warm, quick drying, and give you a comfortable diving experience.FeatureHigh elasticity and durability, has a remarkable thermal insulation performance, no need to worry about tearing, for long time use.Comfortable to WearThe neoprene wetsuit hood ensures maximum comfort in each dive, so it can be used as a wetsuit hood, surf cap, dive hood, or swim hat.Diving HoodThis swimming cap protects you from sea lice and jelly. Give you a sports experience, and fall in love with sports.Wide ApplicationsOur 3mm neoprene snorkeling cap is suitable for all water sports like surfing, drifting, kayaking, rafting, canoeing, sailing, snorkeling, scuba diving, river tracing, etc. Specification: Material: Neoprene Size Chart: fits head circumference 48cm-51cm/18.90inch-20.08inch Package Includes: 1Diving Hood Note: Please allow slightly errors 1-2cm differences due to manual measurement.