Osprey Packs Pixel Daypack Dual side panel water bottle pockets provide easy accessibility to hydration storage A scratch-free zippered pocket is the perfect place to store sunglasses or electronics Dimensions: 20 H x 14 W x 9 D. Volume: 26 L Flap-style access to main compartment. Blinker light attachment for low visibility Zippered expansion adds 4 liters of extra space when needed