Outside Features: High Quality Vegan Leather (not cheap plastic leather) Two Way Zipper Main Closure 2 Zippered Pockets on the Front 1 Zippered Pocket on the Back 2 Side Bottle Pockets Approx 12”x12.5”x5.5” Backpack straps are not removable Removable Shoulder strap Inside Features: Fully Lined Inside 2 Open Pockets 1 Zippered Backwall Pocket Fabric Content: PU Leather