1Wood Material: The gymnastic ring is made of birch wood material with a wider grip, which is more comfortable, and is firm, safe, and odorless.2330lbs Load bearing Capacity: The exercise rings' load bearing capacity is up to 150kg/330lbs, which can meet your training and exercise requirements.3Adjustable Buckle Straps: The maximum length of the adjustable buckle strap is 70cm/27.6in, so there is enough length to hang on a higher place, and you can freely adjust the length according to your needs. The suspension is equipped with wear resistant rubber pads, which is more stable and durable.4Full Body Workout: The gymnastic rings with straps is a perfect training tool set, with which you can reach high strength full body exercise starting from beginner to professional level.5Wide Range of Application: Easy to install and use, the pull up exercise rings are suitable for students, office workers or the elderly, very suitable for families, gyms, full body exercises, lifting exercises, etc.