Diving Snorkeling Equipment Sets Adjustable Snorkel Swim Fins Neoprene Swimming Flipper Anti-slip Diving Fins Anti-slip design of flipper bottom,it can preventing slip,sprain and scratch,apprain and scratch.Assure your safety at the most extent. Soft rubber foot pocket for comfortable fit with either socks or barefoot. Easy adjust strap with release buttons. Feature: Anti-slip design of flipper bottom,it can preventing slip,sprain and scratch,apprain and scratch.Assure your safety at the most extent. Increase rigidity and thick,increase dynamics of push the water and a better balance. Fine quality and stylish looking. Lightweight for ease of travel. Open heel design. Soft rubber foot pocket for comfortable fit with either socks or barefoot. Easy adjust strap with release buttons. Specifications: Materials: PP+TPE Size: S-M(36-40), L-XL(41-46) (optional) Colors: Blue, Black, Yellow(optional) Item size: S-M: 475 * 190mm / 18.7 * 7.5in L-XL: 515 * 210mm / 20.3 * 8.3in Item weight: S-M: 460g / 1.01lb L-XL: 540g / 1.19lb Package size: 550 * 250 * 100mm / 21.7 * 9.8 * 3.9in Package weight: S-M: 1000g / 2.20lb L-XL: 1100g / 2.43lb Package List: 1 * One Pair of Snorkeling Flippers