Strong high-denier nylon fabrics to withstand the harshestconditions. Durable nylon hardware for long lasting performance. Soft lined “electronics� top compartment with audio cableexit grommet . Tool & accessories organizer in front compartment . Easy-cinch side straps to stabilize the cargo. Rubberized bottom panel and trim for wear-resistance. Zippered side pockets with easy access to small items. Wide padded shoulder straps for comfort also feature achest strap. Padded back acts as a cushion between you and your load. Built-in bladder compartment with hose exit (bladder sold separately). Tuck-away pocket for waist belt when not in use. Dimensions: 18�(H) x 16. 5�(W) x 8�(D)