Sand Socks Split-Toe for Soccer, Volleyball, Snorkeling (Youth/Adult) Split-Toe features a separation of the big toe which improves balance and agility by providing extra rotational motion of the big toe. Perfect for the professional beach sports player! 3mm thick neoprene Action Flex Soles protect against heat, cold, sharp objects, and dirt Stretchable Duratex coating on sole gives strength with a comfortable elastic fit Lightweight, cool, and breathable Spandex uppers let feet breathe during workouts Protective neoprene toe and heel for injury prevention