Features: Odorless, Non-toxic Materials Non-slip and Comfortable Grip Easy to Set Up Weatherproof Design Can Be Installed Indoors and Outdoors Durable Ninja Rings Wide Range of Use Use as Gymnastic Rings, Ring Bell, Ninja Ring, Monkey Ring, and Other Outdoor Playground Equipment for Kids Swing Bar Rings Obstacle Course for Training Equipment for Kids What's in the Box: 2 Pcs. of Clamping Hoops Technical Specs: Construction Materials: Iron and ABS Adjustable Height: 11.43", 10.24", 8.86", 7.68", 6.3", 5.12" -inches Weight Capacity: 88 lbs. Age Recommended: Up to 6 years old Product Dimensions: 13.78'' x 3.82'' ' -inches Sold as: 1 Weight: 0.73 lbs.