The Salomon Advanced Skin 12 Set unisex trail bag is designed for demanding endurance runners. Ergonomics and long-distance comfort A model appreciated by demanding endurance runners, the Advanced Skin 12 Set offers customization in terms of fit and functionality. Optimized SensiFit and closure system increase pack comfort: SensiFit construction provides a snug, precise and comfortable fit while providing balanced front-to-back load distribution to keep you moving more freely and more quickly. This bag is naturally adapted to the unique shape of your bust. Easy to use The different elements of this bag are easy to use. You get multiple ways to adjust the setting and carry poles and accessories. The volume of 12 liters offers enough space for long-distance endurance races. Ultra-convenient hydration Built-in softflasks make it easy to drink when you're thirsty and stay well-balanced while you run, so you can push your limits by taking care of your hydration. Practical, the access to hydration from the front allows you to stay fully focused on your race. Two softflasks included (500 ml).