The Quadma is a backpack for all occasions, from school to the weekend, designed to safely store your 16"" laptop in a luxurious dedicated compartment, and your body is so protected thanks to the adjustable straps??E padded panel on the back. Thanks to the genius Essentials organizer, you can easily locate and quickly have any gear or everyday essentials on hand, while the side mesh pocket provides extra storage for a water bottle or umbrella.