STORAGE: Mesh side pockets for water bottles or smaller items Zippered front pocket holds keys and other items securely Upper lid zippered mesh pocket with key clip Fixed toplid with external pocket Internal hydration sleeve holds up to 3L reservoir DESIGN & DETAILS: Well-ventilated AirSpeed backpanel provides ideal breathability while the LightWire frame supports load weight Padded spacemesh hipwings with straight ErgoPull Biostretch ventilated herness with EVA foam Integrated raincover keeps your pack protected on rainy days Upper side compression straps offer comfortability when on the trail Sternum strap with whistle Removable webbing hipbelt