campus l 33l backpack. time-tested, the 33-liter campus gets high marks for back-to-school-utility. the roomy design features four distinct compartments including a large main compartment with a padded laptop sleeve and room for books and binders. a handy insulated pocket keeps lunch and snacks cool, while a mix of organizer pockets keeps school-day essentials easy to grab. it's available in a wide range of prints and colors to suit everyone's taste.