Swimming flippers are made of high class silicone, supple silicone feet make you kick the shoe tongue will not feel sore. Fan-shaped swimming fin shaped, unique fan-shaped foot mouth, short swimming training flipper design, promotes faster movement while generating through the water. Features - -Material:Silicone - Size(XS30-32): 29.80X21.00X15.90cm/11.71X8.25X6.25in -Note:21.0CM,2US,1.5UK,34EU,6.0915Inch - Fins for kids are for long swimming. Ensures comfort when you wear them. - Mainly for swimming workouts, swim training, snorkeling, diving, etc. Help swimmers maintain proper body posture during training. - Made from silicone material for providing a secure fit and comfortable fit. Very comfortable to wear. - Flippers can stay on your feet well. And silicone material reduces friction and chafing. - It is made using very lightweight material but at the same time, ensures good reactivity. Package list: 1 x Pair of Kids