【Anti-Slip Design】The gymnastic rings for kids are made of durable PP material. The silicone grips provide a comfortable feel, enhance friction, increase grip strength, and prevent slipping due to sweat. 【Adjustable Length】The gym rings are crafted from high-strength nylon material, resistant to breakage, and feature sturdy steel buckles for easy adjustment of the webbing length. They safely support up to 550 pounds. 【Numerous Benefits】Workout rings aid in spinal stretching, accelerate height growth, and prevent slouching. While strengthening the body and enhancing physical fitness, they also promote mental and physical well-being.