-Waterproof and lightweight oxford canvas fabric-Single top handle-Main compartments with double zip fastening-Front pockets -Front zipper pockets -Exterior USB charging plug-Elastic buckle pockets on both sides-Inner padded laptop sleeve, can hold 15.6 inch computer-Interior multi layer space-Adjustable shoulder strap-High density polyester lining-The back strap can be inserted into the pull rod of the suitcase-Soft foaming on back side, ventilation, decompression and comfort Twenty Eight Shoes VANSA Simple Oxford Canvas Backpacks VBM-Bp310