Ikea - Uppt&auml;cka Backpack on Wheels, Dark Gray - You can easily convert this backpack into two separate backpacks, 1 large and 1 small, by just unzipping the zipper. - The large backpack has wheels as well as a telescopic handle, so you can roll it like an ordinary carry-on bag if you dont want to carry it. - The backpack has a padded back shield and straps for extra support for your back and shoulders. - You can also carry the backpack in your hand, horizontally or vertically, by the handles on the top and side. - The small backpack has a separate compartment for your laptop, several small pockets for your wallet, phone and sunglasses, as well as a snap-hook that makes your keys easy to find. - If you lower the flap on the backpack you protect your back from dirt from the wheels. - With the pull-out support the backpack stands steady, even when fully packed. - Protect the contents of your backpack by putting a padlock on the zipper. Width: 13  " Depth: 12  " Height: 22  " Max. load: 44 lb 1 oz Volume: 11 gallon Fits laptops max. 15". Some good advice before traveling: check with the airline if your bag is accepted as a carry-on. VA foam, 100 % polyester