DescriptionIdeal indoor training device for strength, suspension and crossfit training, pull-ups and so on. We recommend the use of the gymnastics rings indoors, as it shortens its life when used outdoors.1 Pair of Wooden 28 mm Gymnastics Rings Home Indoor Fitness Gym Pull Ups Muscle Exercise Strength Training CircleFeatures:The ultimate physical training tool, the fitness ring with ring can give you full body strength training wherever you challenge the limit.By suscepties, pull-ups, muscle ups and other functional bodies, they can strengthen the core and upper body more effectively.Specification:Material: Birch + Polyester + MetalSize:Ring thickness: 28 mm / 1.1 inches.Inner diameter: 17.5 cm / 6.89 inches.Outer diameter: 28.5 cm / 11.22 inches. Features & detailsStrong and durable, unbreakable after long-term use. The surface of the gymnastic ring has been carefully polished to be smooth and non-slip to protect your hands and ensure safety.You can perform the full body workout whenever and wherever possible. The flexibility and independence is higher. You can connect the gymnastics rings to any lockable door.With gymnastic rings, you can train the strength of different body parts (such as chest, back, stomach and arm) by different posture such as pull-ups, push-ups, rowing, push-ups etc.The muscles can not only relax, but also improve core strength and coordination, but also improve posture and shoulder health.In combination with door anchors, you can use the door for training at home.