Comfortable & Durable-- The diving head cover is made of 80% neoprene +20% nylon, a soft material that provides excellent strength and durability, resistance to deformation and elastic comfort. Low water absorption and will not tear, providing you with a flexible fit and comfortable dive that can add warmth and cover to your delicate head. Protections-- Featuring a large area to protect your head from sunburn, this dive cap can also protect your head from sharp objects and marine irritants such as sea lice, jellyfish, coral, etc. Velcro design-- This surf cap has a slip-on design that fits over your head. Velcro design adjusts the tightness of the shoulder straps and ensures a hook and loop closure at the chin for a comfortable fit. Let your water flow freely. Wide Applications-- These diving covers are suitable for most marine and water sports such as: swimming, diving, snorkeling, kayaking, fishing, surfing, sailing, canoeing, etc. And unisex, suitable for all seasons (spring, summer, autumn, winter), it is a must-have for your water sports. Perfect Assistants-- This neoprene swim cap is easy to carry. And it keeps your hairstyle neat without having to worry about loose or messy hair, saving you time and effort. Let you enjoy water sports freely, it is the best companion for your free soul. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.