Take your hydration game to the next level with the Salomon Active Skin 4. This hydration vest is easy to use, comfortable to wear all day and keeps all of your essentials, including soft flasks, within reach during your hikes and trail runs. With soft, breathable fabric and a secure fit, the Active Skin 4 is your perfect trail running partner for shorter-distance adventures. Details: Sensifit™: The construction uses stretchy, breathable fabrics and lightweight adjustments to optimize fit and stability Pockets and compartments: One back compartment, one front zipped pocket and two expandable front stretch pockets to store essentials you want access to on the go. Carrying system: Elastic key chain holder makes it easy to pull keys off the bag while remaining safely attached. Opening and closure: A large opening makes it easy to see and store your gear. Load management: A quick link sternum strap enables you to adjust your pack quickly on the fly. The elastic makes it easier to breathe when you pick up the pace. Shoulder straps: 3D Airmesh shoulder straps use a construction that incorporates small cavities, while 3D Airmesh panels improve air circulation. Hydration: 2 x 500 mL soft flasks included. Reservoir compartment: Contains an internal reservoir compartment with a hanging strap to hold the reservoir in place. Compatible with 1.5 L reservoir (not included). Elastic power mesh: Highly stretchy and breathable fabric that adapts to the body. Fast-wicking fabrics: Improving quick drying and moisture management, these light fabrics deliver top performance, comfort, and odor resistance. Custom quiver compatible: This pack is compatible with Salomon’s custom quiver connecting system uses hooks on the quiver that connect to loops on the Sense packs. Volume: 4 L Weight: 195 g