【1600 POUNDS BEARING CAPACITY, UNBREAKABLE, COMFORTABLE & SAFE】: The 1.11in standard Olympic gymnastic rings are made of birch. After experimental testing, the load-bearing capacity supports 1,600 pounds. they are sturdy and durable, which is unbreakable after prolonged use and ensure your every training. The surface of the 1.11in gymnastics rings has been carefully polished which is smooth and non-slip. Protect your hands and ensure your safety. 【0-15ft ADJUSTABLE STRAPS, SECURE SERRATED BUCKLE, QUICKLY STORAGE TAPE】: Each of 15ft long & 1.5in wide 1000D high-strength polyester webbing straps have accurate scales range from 0 to 15ft so that you can quickly adjust the length based on your needs. The pressed and jagged design adjusting anchor ensures easy straps disassembly and non-slip so that you can lock the straps once you adjust them to proper length. The convenient storage tape ensures easily collection of the redundant straps. 【TRAIN MULTIPLE PARTS OF YOUR BODY AND IMPROVE YOUR CORE STRENGTH】: Olympic gymnastic rings have multiple ways to use. The strength of different parts of your body such as the chest, back, abs and arms can be trained through different postures like pullups, dips, rows, muscle-ups and so on. Not only can your muscle be relax, but also your core strength and coordination can be enhanced.