VBM Swim Training Fins ,Diving Fins, Flippers for Snorkeling, Swimming Fins Fin  (Free Size, free size)

Large fins: increase sprinting power and reduce physical exertion Adjustable buckle design: humanized elastic adjustable side buckle, more convenient to adjust the length/ Soft silicone, free pinch without deformation: good elasticity, does not hurt the feet when touched, and can control the direction at will. Design of the keel diversion slot: fin keel, diversion slot design, enhanced fin drive, reduced resistance, with better drainage effect Anti-slip design at the bottom: the three-dimensional concave and convex design at the bottom increases the contact with the ground, increasing the friction, safer and more secure. Choose the best material in the world, soft silicone, POE strong, high elasticity: powerful and smooth when kicking, speed can be increased by more than 30%. Specification : Item Type: Swim Fins Material: TPR+PP Size : ML/XL , 9-13 Product Color: As Pictures Shown Product Weight: Approx. 550-810g / 19.4-28.6oz Pack Of 1 Pair Swim Training Fins