Key Features: High quality wooden ring Stronger than plastic and better grip than plastic Multiple Exercises: Push-ups, iron cross, dips, pull-ups and many more Advanced design keeps the rings stable, allows for quick mounting, easy adjustment and light weight Challenge yourself with the muscle-up, a move that works every muscle in your upper body Accessible for beginners, with gentle progressions towards harder skills Because ring training activates so many muscles in such a coordinated way, it"s also an effective adjunct to some forms of physical therapy Specification: Nylon Webbing Straps (W x L): 2.5cm X 450-520cm Pipe Diameter of the Ring: 30mm External Diameter of the Ring: 235mm Maximum Load: 250KG What is in the package? 2 x gymnastic rings 2 x high-strength nylon webbing straps with quick-lock buckles