Gregory Mountain Products Miwok 12 Liter Men's Day Hiking Backpack | Trail Running, Mountain Biking, Travel | Durable Straps and Hipbelt, Helmet Compatible Pocket | Comfort on The Trail BIOSYNC SUSPENSION: BioSync Suspension technology keeps the pack moving with you for unrestricted motion. Zippered main compartment with two internal mesh organizer pockets. AMPLE STORAGE TO ORGANIZE YOUR TRIP: Stretch front pocket with bungee closure. Dual external side pockets. HYDRATION COMPATIBLE: Hydration sleeve with external access. Shoulder strap hydration tube clip. Shoulder strap sunglass loop. SAFETY LIGHT ATTACHMENT & EASY ACCESS TO IMPORTANT GEAR: Low-profile safety light lash point. Dual quick-access hipbelt pockets. Side compression straps. IDEAL USES: Day Hiking, Running, Cycling, Commuting - WEIGHT: 1.3 lbs. - DIMENSIONS: 18.5" x 10.0" x 5.5"