Carry more with this sleek backpack that unzips to expand and give you a little extra room when needed.Tackle your daily commute with the 15.6 Urban Expandable Backpack. With clean lines and a minimalistic interior the pack offers essential protection and organization in a lightweight frame. Need a little extra room? The zipper extension allows the main compartment to expand taking the backpacks capacity from 19L to 25L to store any extra gear you may need.More than just good looks this backpack offers contoured shoulder straps and padded back panel for comfort and a trolley strap to effortless store on rolling luggage.