These have been used two times. There is one minor surface scuff on the left not. I have included a photo. The revolutionary concept of Kangoo Jumps boots allows total freedom of movement. Easily transportable, they are usually referred to as a gym in a bag, as they satisfy all requirements for a full body workout making training fun and enjoyable. This versatile high-quality Swiss designed product is easy to use for anybody, any age from 6 to 92 years-old, anywhere, anytime and for any fitness level.