The KJ-XR3 is our standard model with our patented shock protection system, durable plastic shells and non-slip outsoles. This model is intended for users weighing 200 lbs. The revolutionary Kangoo Jumps concept allows complete freedom of movement. Easily transportable, they are usually referred to as gym in a bag, so they meet all the requirements for a full body workout that makes training fun and enjoyable. This versatile designed high quality Swiss product is easy to use for anyone, any age from 6 to 92 years old, anywhere, anytime and for any fitness level.