Featuring an improved fit and sternum strap design that's comfortable for both men and women, the Salomon Advanced Skin 12 Set Pack is a must-have for long-distance trail runners. This pack delivers 12L of storage capacity for extra layers of apparel, nutrition, and essential gear, as well as 34 oz of hydration between dual Soft Flasks, with the option of holding a Salomon Soft Reservoir 1.5L (sold separately) within the rear pocket. This pack's lightweight design uses Sensift technology with a unique sternum strap system for a comfortable and bounce-free experience. A rear through pocket in the back can be accessed for on-the-go apparel changes while a large expandable zipper pocket secures apparel, gloves, nutrition, and more. Includes two 500 ml / 17 oz Salomon Soft Flasks STD 42 mm New sternum strap system provides a comfortable fit for both men and women Updated Sensifit construction offers a secure, adaptable fit 2 holster pockets on shoulder straps carry Soft Flasks 2 large dump pockets on outside of holsters for gels, nutrition, and gloves 2 front zipper pockets for your phone or gels Lower rear through pocket for lightweight apparel, gloves, and a headlamp Upper rear stash pocket for larger apparel and essential gear Internal mesh pouch with a key clip and room for small valuables Large rear expandable zipper pocket for apparel, gloves, nutrition, and more Insulated sleeve for optional Salomon Soft Reservoir 1.5L (not included) Trekking pole holder secures poles in almost any position Emergency whistle on the left shoulder Includes safety blanket for emergency situations Reflective detailing on all sides Weight with flasks: 335 g / 11.8 oz Dual bottle holsters: 3.5 in / 9 cm W x 8 in / 20 cm H Dual dump pockets: 6 in / 15 cm W x 7 in / 18 cm H Front zipper pockets: 6 in / 17 cm W x 7 in / 18 cm H Lower rear through pocket: 16 in / 41 cm W x 9 in / 23 cm H Upper rear stash pocket: 8 in / 20 cm W x 14 in / 36 cm H Large rear zipper pocket: 8 in / 20 cm W x 14 in / 36 cm H Pack Volume: 12L / 732 in³