Product Description Material: polyester + velvet Internal dimensions: 13.3 inches, 34.5*23.5*2.5 cm; 14.1-15.4 inches general size, 37.5*26.5*2.5 cm; External dimensions: 13.3 inches, 36*25*3 cm; 14.1-15.4 inches general size, 39*28*3 cm; Style: 13.3 inches, 14.1-15.4 inches general size Color: dark gray, hemp gray, black Quantity: 1 piece Package content: 1*computer bag 1.Soft touch protective innerSuper soft touch protective inner,amazing feel. Made of well-crafted fabric material,with anti-slip texture.Providing your computer with 360of shock-proof protection ;with fluffy velvet lining for bump and shock absorption and protection of your laptop from accidental scratches and dents. 2.Convenient zipper designZippers not get stuck. Features high quanlity zipper to make sure the zippers remains firmly and glides smoothly in place , allowing convenient access to your notebook ultrabook and preventing accidental slipping. 3.Large spaceLarge space can fill your imagination.A lager compartment in front of the sleeve case provides you more extra strorage space for storing small stuff or computer accessories, such as mobile phone ,tablet,portable charger power bank adapter, Usb cables, wireless mouse,pens,earphone,business card,etc. 4.Functional and stylishLightweight to carry. It completely opens to allow full access to your device. Lightweight, so it can be easily carried, or placed into your briefcase, book bag, backpack. 5.Size and coloursThere are two styles of this computer liner bag: 13.3-inch and 14.1-15.4-inch universal size. There are three colors: dark gray, hemp gray, and black. Internal size: 13.3 inches, 34.5*23.5*2.5 cm; 14.1-15.4 inches common size, 37.5*26.5*2.5 cm; external dimensions: 13.3 inches, 36*25*3 cm; 14.1-15.4 inches common size, 39*28 *3 cm.