The Seac Socks ultra-comfy 2.5 mm neoprene socks are the perfect companion for snorkelers/divers or to walk on the sandy beach. Made with high quality material stretchable neoprene for those who like to wear foot pocket fins or as water-shoe liners. Designed for excellent protection from cold and/or blistered. Grippy Sole provides excellent traction on wet surfaces. Sole in Supratex pattern, and all seams are glued for durability and comfort. Ideal 5 mm socks for diving, snorkeling, standup paddle boarding, kayaking, canoeing and other water sports where feet need to stay warm.