ABOUT WINDARS: WINDARS was established in December 2015, manufactures and sells backpacks. Adhering to our brand philosophy, WINDARS is aiming to offer high quality products to all customers. We are committed to create a better lifestyle for you, our bags will be your great partner in every occasion.We are dedicated to keeping high standards in material selection. Multi-Compartment and Pockets: Separate Laptop Compartment: Hold up to 15.6 inch laptop. Dedicated tablet slot fits up to 12.9 inch iPad. Roomy space for Thin clothes, A4 folder, books.Tool Compartment with many pockets: pens, headset, magazine, etc.1 Front Access Compartment: For phones, keys, wallet and other daily accessories.1 mesh pocket on the top front: You can store your school supplies.1 drawstring design: Stock your hat or coat.1 large side zipped pocket: Keep your comic book inside.Theft Proof Back Pocket: Keep cellphone, wallet, passport or other important items.2 Side Pockets: Durable Elasticized Pockets fit water bottle, compact umbrella, napkin and so on. Specification: Backpack Size: 11.7"L * 17.3"H * 7.5"D;Laptop Pocket Size: 11.3"L * 15"H;Weight: 1.75 lbs;Volume: 25L;Primary Material: Water-resistant polyester material. Specification: Backpack Size: 11.7"L * 17.3"H * 7.5"D;Laptop Pocket Size: 11.3"L * 15"H;Weight: 1.75 lbs;Volume: 25L;Primary Material: Water-resistant polyester material.