The Case Logic Query 29L is a backpack that you use during a long study day. The backpack has both a padded 15.6-inch laptop compartment and a 10-inch tablet compartment. This way you always take your electronics with you safely. In addition, the backpack has more compartments in which you can also neatly store smaller accessories. Think of your wallet, keys or cables. Pens go in the pouch that comes with it. Handy! Also useful are the compartments on the sides that hold a water bottle for example. In addition, the back made of mesh material ensures that your back always stays cool. Handy when you have cycled well.Note: the size of your laptop, such as 15 inch or 17.3 inch, is the size of the screen, not of your entire laptop. If the edge around your screen is wide, choose a laptop compartment in a larger size to be sure. This way you know for sure that your laptop will fit.