REI Co-op Flash 18 Pack | REI Co-op。REI Flash Co-op Flash 18 Pack Gray Backpack w Crux 2L Reservoir - 2 Liters. New without tags. Both the backpack and reservoir are new. Please keep in mind that the reservoir alone sells for $40. A favorite of day hikers, our REI Co-op Flash 18 pack is lightweight yet big enough to hold the Ten Essentials you need for the trail. It\'s durable, water resistant and made with recycled fabric. With high-flow hydration and an on/off lever at the bite valve that makes it easy to prevent leaks, there\'s a lot to like about like the CamelBak Crux Crux 2-liter reservoir. Recycled ripstop nylon fabric features a durable water repellent (DWR) finish made without PFAS to help moisture bead up on the surface Waistbelt and sternum strap can be detached to save weight, bringing total pack weight down from 9.5 oz. to 7.7 oz. Breathable mesh shoulder straps have fold-over padding that softens contact with your neck and shoulders Single-handed, quick-pull drawcord with small weather flap seals the top Zippered side pocket for easy access and added security Sunglass loop on left shoulder strap lets you hang your shades 2 interior slip pockets Exterior loops can be used to lash on extra gear, add compression or tie the Flash 18 to a larger pack For use in your larger backpack or duffel, this pack converts into a stuff sack simply by turning it inside out Tool loop with tuck-away pocket Bundle with other items from my closet for a great deal! All details shown in photos. Smoke free home.