When you want that little bit more from a laptop case, you can count on the techair geeks. All round Lateral Protection(TM) for your laptop (up to 15. 6\"), pockets for your documents, mobile, MP3 player, pens, cables and other essentials, choice of carry options, plus a trolley strap on the back for when you\'re going away with extra luggage. All this, a lifetime warranty and a sleek, contrasting blue lining - that\'s how to function with emotion. Features Lateral protection(TM) Trolley strap External back-slip pocket Black techair lifetime warranty Polyester External Dimensions 41. 5 x 28. 5 x 5 cm Internal Dimensions 39 x 27 x 4 cm