CoolBELL bases on the cutting-edge of fashion trends. Pursuing the best quality of laptop bag category and devoting to providing the best product and service to customers. We make every effort to achieve the best in every detail of design, color, material, sewing, sales and service. CoolBell 18.4 inch laptop backpack, could be used as travel bag, hiking bag. It is convenient for your trip / work / weekend etc. 18.4 huge room keeps more item like 17.3 inch laptop , clothes, iPad , Books , Wallet , pens , umbrella and other daily accessories you want to carry. Fits laptop brand like Dell / HP / Toshiba / Lenovo / Acer / Macbook air/ macbook pro/ iPad / iPad pro/Surface 4 which ups to 17.3 inches. Suits for College students, businessmen, office staff, teens, students, outdoor gens etc. Brand: CoolBELL Name: Laptop Backpack Size: 19.6 x 13.3 x 9.4 inches; Fits up to 17.3 - 18.4 inches laptop. Weight: 3.24 lb Color: Black Grey Purple Material: Oxford Nylon cloth; 210D waterproof polyester lining Construction: Three compartments + one front pockets. Main compartment designed for keeping laptop , Tablets , clothes etc, Middle compartment for keeping item like iPad , books, documents etc. Front compartment with small pockets inside for keeping phone, cards, power bank,power cord etc. A front pocket with earphone hole for keeping CD, Phones, MP3 etc. Style: Simple Steady Water Resistance Warm Tips:Thanks for your purchasing in our store! Please do not worry about the no poisonous material smell with the bag when you receive it, the smell will disappear in a airy place for a while.