Gymnastics Rings Adjustable Straps Buckles 661lbs Capacity Full Body Workout Material: These gymnastic wheels are durable, sturdy, and comfortable to hold. The maximum lifting capacity is up to 300 kg/661 lbs. Non-slip: 2mm thick rubberized handle, comfortable to hold, non-slip grip. Adjustable strap: The adjustable straps are long enough to hang them, and you can freely adjust the height of the rings as you need. They are excellent tools for performing exercises such as push-ups, push-ups, yoga, stretching the body. Easy to install and use: attach the gymnastics to the belt, and the strap through the buckle, adjust the rings to the same height. Specification: Material: Nylon Black color Size Chart: 12 cm x 9 cm/4,72 inch x 3,54 inch The package includes: 2 gymnastic wheels 2 adjustable straps 2 metal buckles Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.