High Sierra Symmetry 12 Adventure Pack, Eggplant/Fuchsia/Lime Convenient panel-load main compartment holds extra layers snacks and other side-country essentials Zippered mesh organizer and key-fob inside main compartment keeps your essentials within easy reach and out of the snow Separate compartment on the back of the bag securely holds hydration reservoir and keeps it away from sharp objects (reservoir not included) Zippered hydration tube cover on the shoulder strap is insulated and has integrated heater-pack (not included) pocket to help keep bite valve from freezing Tuck-away mesh sport flap is hidden in a zippered pocket and holds a helmet