Troop London Classic messenger bag is designed to fit up to 17 laptop (approx. diagonally) and with expanding base, Canvas laptop large messenger bag guarantees to carry more of your daily necessity. External Features: Adjustable canvas shoulder strap with stylish and functional, metal buckles; Padded shoulder pad for extra comfort; Secure zip pocket at the back; Expanding zip on the bottom of this bag, increases packing capacity, allowing you to take more of things you cannot part with; Spacious zip pocket on the front flap; can fit your A4 notebook. Two strong fastener tape patches to keep the front flap in place at all times. Internal Features: One internal zip pocket for maximum security; Built-in padded laptop compartment for a laptop of dimension up to L15.5 x W11 x H2 inch. (approx.18'' diagonally); Front flap covers a zip pocket and an open-top organizer compartment capable of fitting A4 size files; The organizer consists of slots for your pens, credit or business cards and phone pocket; The main compartment fits large books, folders, A4 size files or a change of clothes for a short getaway; Deep and spacious main compartment with a zip on the top ensures your essentials and gadgets travel in safety giving you one less thing to worry Outer Material: Super strong canvas; Genuine leather trimmings and detailed zip pullers. Inner Material: Cotton with PU coating.