Develop Physical Fitness: Children's gymnastic rings aim to develop motor skills and improve physical strength such as hands fingers legs and feet and improve physical fitness. Durable Traction Strap: We adopt high-strength nylon traction strap, and it can safely bear 150kg load, so you can use it with confidence. And the length of it is adjusted. High Quality Material: The material of this handle is high quality non-slip and durable PP and TPE material. And it is designed with cute and childish colorful rocket shape. High Tensile Steel Buckle: With this high tensile steel buckle fasten securely not easy to lose steel square buckle easy to tie fasten fastly adjust the length. Wide Range of Use: This swing bar ring not only can be used for backyard obstacle slackline kits but also can be used for gymnasiums sports fields family pull ups and d 'othersoccasions. A great gift choice for your kids.