Features: 1. With good floatability, strong buoyancy, good toughness and wear , it's strong and and not easy to deform, with good buffer performance! 2. Made of environmentally friendly EVA materials, it can be used in water for a long time, and is with soft touch! 3. With streamline shape, the is fixed between the legs. When you use it in swimming, you can arm movements. It is suitable for assisting swimming, enabling you to exercise good swimming . It is of great help to freestyle swimming. 4. This product is specially designed for swimming beginners. It is light, floating, impermeable, and does not fade. 5. This product is not a substitute for life-saving articles. Children need to use it under the supervision of adults! Parameters: Name: EVA swimming Density: 33kg/cbm Material: Environmental Protection High Density EVA Dimensions(about): 22cm/ 8.66'' long, 11cm/ 4.33'' wide at large end, 8cm/ 3.15'' wide at small end and 11cm/ 4.33'' high Color: blue and white, pink and black, black and green Features: environmentally friendly/odorless/clean/comfortable/soft/anti-slippery/easy to clean Applicable: a tool used to help swimmers practice leg movements and exercise waist and abdomen muscles through leg movements List: EVA swimming * 1