MOTO HYDRO 8L Kurt Caselli Edition is the high-end hydration pack for Enduro/Off-road motorcycle racing and adventure, with the perfect balanced fit for any individual rider. The pack is equipped with our bounce free No Dancing Monkey (NDM) 1.2 harness system that makes the pack stay put on your back even in the most gnarly terrain. The unique elastic harness system allows you a tight fit but gives that extra freedom to breathe and move.