STM Bags Unisex Convoy Medium Laptop Backpack Fabric Imported Zipper closure 12" shoulder drop 19" high 13" wide Concealed laptop section- large compartment for folders and books Rain cover tucked in at the base -removable iPod pouch 5 External utility pockets-multi pocket organiser section Comfortable harness and backpack straps-sternum strap and tuck in waist strap Built-in lycra phone pocket on shoulder strap-high density padding