Made of 600D Ripstop polyester mixed with 1680D polyester, this backpack has a distinct wide-opening top for easy access to the main compartment which has a padded sleeve for a 15.4” laptop. On the side there is a zipper compartment with pockets for notes, cards, pens, and writing utensils. A zipper pocket on the front secures phones, tablet, and other accessories. Multiple pockets for organization make this easy to use.