Crazy horse leather is made from full-grain cowhide leather, which is the highest quality leather in the world. Crazy horse leather is made by applying a special kind of wax to a full-grain cow leather surface that has been smoothed out. It’s popularly known for its toughness and durability. In addition to its longevity, the product becomes more beautiful with time, the more you use it, the better and the more unique it looks.