Just as your work and play needs change throughout the day, so too does the Medium Foldover Backpack morphs into the shape that suits you best. A quick button press adds an amazing 6 inches of height for packing absolutely everything necessary, and when the day is done, you can just fold it over and snap it back into a clean, simple, slim silhouette. Complete with a durable, genuine top-grain leather handle for a comfortable grip and easy carrying, the adjustable padded neoprene backpack straps provide maximum shoulder comfort as the curved, 'turned edge' design maximises shoulder and back ergonomics. This product has a lifetime guarantee from Briggs & Riley.