Advocator Blue School Back Pack Teen Boys Girls Shoulder Backpack Travel Daypack Material:600D nylon Size: 10.2*5.9*16.5 in (L*H*W)/ 26*15*42CM. 0.42KG Construction: one main pack with laptop compartment ,2 mesh side pockets The girls and blys bags is very sturdy and spacious, it has lots of room which is perfect for carrying books,tablet/laptop and snacks,it can accommodate a 14-15.6 inch computer Perfect for carrying your books, water bottle, umbrella, cell phone, keys, laptop, magazine and so on when you are at school cycling, running, hiking, climbing or any other outdoor sports