Description:material: brich woodinner diameter: approx 17.5cm / 6.89 inchexternal diameter: approx 23cm / 9.05 inchring thickness: approx 28mm / 11.02 inchstrap width: approx 2.5cm / 0.98 inchstrap length: approx 4.5m / 14.76ftbearing capacity: 400kga pair of birch wood adjustable gym rings with black nylon webbing strapslength on the straps can be adjusted and have solid cam lock bucklesheavy duty, ideal for bodyweight exercises at home or gympackage includes:1 x pair of gymnastic rings (with straps and buckles)