STURDY AND DURABLE: The gymnastics rings are made of PP material, which is strong and durable. Thread design is adopted on the surface of our gym ring to increase friction force and prevent slipping due to hand sweat. We also offer a pair of sweat absorbing hands tape. It can be wrapped on the rings. ADJUSTABLE LENGTH: The length of nylon belt is about 2m, and 1m after folding. You can adjust the length according to your own needs. The maximum load-bearing capacity can reach 200 lb and the steel buckle is more solid and safe. PHYSICAL EXERCISE: Gymnastics rings is a very good sport for children,it can exercise children's strength and coordination, make them more responsive. This is a nice gift for children to improve their physical and mental health. INDOOR & OUTDOOR USE: Our kids gymnastic rings can be used in indoor venues, such as ceiling, gymnastic bars indoor, trapeze table,the porchgarage, and outdoor venues, such as gardens, trees, playgrounds, etc.. WHAT YOU CAN GET: If you need any assistance or have further questions, feel free to contact us please.