Warmth and material This hood is crafted from neoprene, delivering insulation and effectively retaining body heat for extended periods. It helps keep you warm and comfortable underwater. Comfortable and elastic The elastic neoprene fabric provides a snug, comfortable fit. Its elasticity makes wearing and removing the hood easy without causing discomfort or tightness. Usage This neoprene diving hood is suitable for diving, snorkeling, swimming, and surfing. It adds warmth and head protection in cold water environments. Size range Available in S, M, L, and XL. S/M fits 5358 cm, L/XL fits 5962 cm. Please refer to the size chart for precise measurements. Practical use scenarios 1) Scuba diving in cool water to maintain head warmth and extend bottom time. 2) Snorkeling in chilly seas to stay comfortable and focused. 3) Surfing in cold mornings to protect the head from wind and cold water exposure.