Are you a devoted gym goer then this large and in charge backpack is your second in command for your daily workout its convenient inside features an extra bag for wet towels or shoes a key holder and mesh and zipper pockets for your stuff did we mention the outside it has two mesh bottle pockets a mesh padded back panel for breathability and an adjustable breast strap for when you take it on a hike polyester ripstop w26 5cm h50cm d11cm