ADV SKIN 12 WOMEN'S GRAD SETSupport, stability and enveloping fit in an all round hydration hero. Combining enhanced stability, fit & versatility, the Adv Skin 12 Subli gives our best selling hydration vest a new look with sublimated graphics. Fine tuned for demanding endurance races and runners, it provides easy access to hydration, long distance comfort and freedom of movement. With 12 liter capacity ideal for longer trails (60km+).