KOLAKO 17 Inch Laptop Backpack - Waterproof Travel Backpack for Men & Women, Business Work Backpack with USB Charging Port, Durable School College Backpack for Commuting, Airplane Travel & Daily Use

About KOLAKO at the request of the times, KOLAKO brand advancing with the times, to develop a more practical, lightweight, suitable for the current fast-paced life business backpack, do your journey close friend, accompanied by you happy all the way features constructed-external USB with built-in charging cable offers convenient charging of your USB enabled electronic devices whether on a business or leisure trip-the USB port can be disassembled for easy cleaning, so as not to damage your phone, portable charger and your electronic device-laptop only compartment features a shock absorber design layer for bump and shock absorption protection of your laptop from accidental scratches-waterproof (rubber coating) zipper, front compartment with waterproof design can place your wet items, wet towels and so on-strap on the back can slide over a luggage for easy transport shoulder strap with hidden public transport card quick pockets-the shoulder strap has a reflective design to ensure you are safe in the dark-detachable chest strap could move up and down to adjust to comfy you, helpful to prevent the shoulder strap falling off-2 x main compartment, 3 x front pockets, 2 x side pockets, 1 x laptop pocket, 5 x inner pockets, 3 x mesh pocket and pencil slots that allow for proper organization of your stuff specifications capacity: 0.98 cu. ft./28l, dimensions: 11.8x 18.5 x 5.9 inches/30/47/15cm(l*h*w), weight:1.76 lbs./0.87kg, fabric: Water resistant polyester note the backpack is made of durable, tear resistant, waterproof oxford cloth fabric and pu leather. The polyester material is anti scratch and water resistant, it is good enough for light-moderate rain but water might absorb from stitching if expose it long time in rain water.