product .High-quality material: The hose is made of latex, which is environmentally friendly, odorless, flexible, safe and reliable, with suitable width, comfortable and durable, and does not hurt the skin. The hose is made of latex, which is environmentally friendly, odorless, flexible, safe and reliable.EASY TO INSTALL & USE: Our swim harness has a loop that you can attach to any static swim pole. With a length of 4 m, you can do any workoutThe swim belt easily adapts to the height of children and adults.Swimming Resistance Band Features: The swimming band is a training tool for all swimming styles to increase strength. It has high tensile strength, fracture resistance and toughness. It helps in training forward acceleration (muscular endurance).Swimming Training Kit: Specifically designed for swimming resistance training, this kit includes a 4m swimming bungee cord, swimming belt and mesh bag for easy storage. So you can learn to swim in comfort anywhere.Suitable for everyone: adults, children and beginners. Static swim belt, progressive swim trainer, water jogging belt. As children's parachute, children's swimming belt, adult swimming belt, adult swimming belt, swimming training equipment.color: blue