Endurance races are demanding. So are endurance runners. Thats why the Salomon ADV SKIN 12 SET is designed for freedom and comfort. It covers all the essentials like easy hydration, while maximizing comfort and stability not to mention ultra-versatile storage. This 12-litre version is ideal for those longer outings and ultramarathons such as Ultra-Trail Australia or The Guzzler Ultra. Easy hydration With integrated soft flasks that stay put, your hydration will always be within easy reach. Freedom of movement The SensiFit construction offers a snug, precise fit with increased comfort and stability, so you stay agile, fast and chafe-free. Versatile usage This is your hydration vest, so own it. Adjust the fit and choose how to stash your gear, including poles the new top pocket gives you even more options.