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. Brand: CoolBELL Description: Waxed canvas Convertible laptop Bag Size: 18.8 x 5.1 x 13.7 inches,Fits up to most 17.3 inches laptop brand on the market Weight: 1.2 kg Color: Black Brown Material: Waxed canvas; Thickened 210D polyester lining 3-ways carrying styles: Messenger bag carrying style: Designed with one back pocket for hiding the back straps and removable shoulder strap when using it as a messenger bag. Shoulder bag carrying style: When using it as shoulder bag, you could hide the back strap in the big back pocket, thickened shoulder strap pad provides a comfortable long distance carrying. Backpack style:Comfortable back strap system, easy and convenient to load on your back, so practical for you when you want to free your hands, just convertible to backpack! Construction: Main compartment designed for keeping laptop and laptop accessory. Exclusive document compartment designed for keep documents, folders, books or clothes. 6 big front pockets with zippers designed for keeping wallet, passport, keys etc. A durable luggage belt pocket is convenient for fixing the bag on the trolley of a luggage case when traveling. Style: vintage retro Simple Steady Water Resistance