Scream and scream some more, as you are tearing downhill, balance at it"s limit, at least you know that your multi-featured Scream pack is stable! * Product Material: 2RN330/450DHP * Product Weight: 1.89 lbs. * 2 Mesh Bottle Pockets * 4 Compression Points * Reflective Detail * FLOWZONE back * Padded Hipbelt w/ Pockets * 2 Zipped Compartments * 2 Zipped Pockets * Internal Organizer * Hyrdration Compatible * Hideaway Helmet Holder * Raincover