Trail Mix is equipped with a 2L bladder, 2 zippered back storage, 2 easy-access front bottle pockets (bottles not included) and an extra front pocket. DESIGN - Lightweight and comfortable mesh material that wicks away sweat and water. No bounce, No chafe binding, Reflective visibility. For running, hiking, walking, ridding etc. SIZING - Made for women and men. Extended strap size is available for all body types! FIT - Vest fit is snug and overall sizing tends to run slightly on the smaller side, so it is recommended that anyone on the higher end of a given size may want to size up! SPECS – Weight without bladder: 7oz. Weight with bladder: 11oz. Storage capacity: 7 Liters (427 cu in). Comes with 2L hydration bladder. Have an extra bladder as well 2L