Gold's Gym Olympic Rings Change up your exercise routine with Gold's Gym Olympic Rings. Offering the benefit of instability, these 7" diameter rings provide suspended training challenges you to stay balanced as you workout. This results in more efficient and effective exercise that engages your core and stabilizer muscles and targets specific muscles. 15' Straps with hook and loop to secure excess strap. Includes 2 ceiling mounts with mounting hardware, a comprehensive exercise chart, and an owners manual.