Ring workouts build muscle, core strength, stability and coordination that comes from intense concentration and focus during ring exercises due to their instability. Those wooden rings not only grip better, also feel great on your hands and age better than plastic. You can use these with a pull up bar or your power rack to start doing ring dips, pull ups, muscle ups, etc. Feature - Color: As shown - Material: Wood - Diameter: 6.9inch - Weight: 1.4kg - Bearing Capacity: 250KG - Solid Wood rings are smooth to touch and have no snags or splinters of any kind, allowing for excellent grip and no slip, even with sweaty palms - Help you with full body workouts that recruit all your muscle groups to work together. Practice pullups, pushups, dips, rows, muscle ups and so much more. - Unbreakable wood gymnastics rings will last you years - Those rings work as an effective adjunct to some forms of physical therapy, as ring training activates so many muscles in such a coordinated way.