2 mm high-grade neoprene and nylon diving cap — flexible, comfortable, and protective for a wide range of water activities. Key benefits Comfortable fit: 2 mm neoprene with nylon lining provides a flexible, form-fitting cap that moves with you and stays comfortable during long sessions. Warmth and protection: Helps retain heat while underwater and shields the head and face from sea-lice, jellyfish, coral scrapes, and UV exposure. Reduced drag: Natural, close fit on the face and head reduces water resistance so you can move more freely in the water. Versatile and compatible: Designed as a neoprene surf-cover suitable for most sea and water sports, including diving, snorkeling, swimming, surfing and more. Ready as a gift: Practical present for mothers, fathers, family members, friends, or partners who enjoy water sports. Features and specifications Material: High-grade neoprene with nylon exterior/lining for durability and comfort. Thickness: 2 mm for a balance of flexibility and thermal protection. Function: Designed to protect from UV rays, minor stings and abrasions, and to improve comfort and hydrodynamics while in the water. Compatibility: Works well with standard masks and snorkels; suitable for a wide range of sea and water activities. Use scenarios Snorkeling over reefs: Protects your head from jellyfish stings and coral scrapes while keeping you comfortable in shallow water. Cold-water swimming or diving: Provides an extra layer to help retain heat during longer swims or dives. Surfing and paddle sports: Reduces drag and offers protection from sun and marine irritants during active sessions. Practical, durable, and designed for everyday use in a variety of marine conditions.