SWIM RESISTANCE BANDS - The swimming resistance 4 m and adjustable, is made of elastic rubber material; It can improve the effect of swimming training, swimming speed and endurance can be improved. SWIMMING TRAINING & LEARNING - Innovative design provides buoyancy for the lower body, suitable for children and adults who are learning to swim. And you can have free swim, counter-swim & others learn faster. (Please train with a swimming master to avoid accidents.) EASY TO USE - swim training with mounting ring. Therefore, you can hang the belt on any pole around the pool. The waistband is wrapped with thick fiber material to give you a comfortable feeling. PORTABLE POOL ACCESSORIES - The package comes with a special shopping bag. The weight and volume are small and easy to transport. You can use it in hotels and cruise lines. Product description WHY ARE MANY PEOPLE USING POOL FLYING BELTS THIS YEAR? ACCESSORIES FOR SMALL SWIMMING POOLS: Use swim exercise straps for swimming training in small private swimming pools. SWIM SAFE: You can avoid contact with large numbers of people so that you and your children are not at risk of catching the flu. SWIMMING TRAINING DEVICE: Swimming resistance allows swimmers to exercise freely and improve endurance and swimming speed. HIGH QUALITY MATERIALS: Made of high quality elastic latex tube, durable and long lasting; PORTABLE POOL ACCESSORIES: You can easily train in different locations including the back yard and hotel pool. WIDELY DISTRIBUTED: The swim set can be used for free swim, backstroke, butterfly training. DETAILS Material: latex tube + nylon Size: 6mm * 10mm * 4m (inside diameter * outside diameter * length) Belt length: 1.2 m, adjustable range 55-105 cm. PRECAUTIONS Please warm up before swimming If you cannot swim, please use this product under the supervision of a swim instructor. This product is a swim training tool, not a life buoy. THE PACKAGING INCLUDES 1 x swimming resistance 1 x swim strap 1 x tether 1 x bag