Amazon.com: Large Travel Laptop Backpack Water Resistant 。NEW without tags- never used! Dimensions:17 X 12.5 X 5.5 dedicated Laptop compartment hold 15.6 Inch Laptops. Exteral USB with built-in charging cable.Equipped with a Hole for HEADPHONE outside,esay access to earphone usage. 3 Main pockets & 7 Inner small pockets & 2 Side pockets.Provide your laptop with exclusive placement space. IncludesDurable,sealed,rust proof zippers.Shoulder strap with a Y type elastic band to hold your cell phone and glasses.Bottom has four anti slip leather. Made of high quality polyester nylon fabric,Soft,Lightweight,and Rain resistant.Ideal for daily use at school,work,weekend getaway,occasional travel,overnight camping,hiking and gifts for your friend. 1.External USB with built-in charging cable. 2.Equipped with a hole for headphone outside,easy access to earphone usage. 3.Personalized design,shoulder strap with a Y type elastic band to hold your cell phone and glasses can timely processing of mobile phone news 4.The unique design of human body engineering shoulder.Effectively enhance the effect of lightening the burden. 5.Anti water splashing,can withstand small and medium rainfall. 7.The bottom has four anti slip leather.This style is beautiful and graceful. 8.Waterproof sealing zipper. CAPACITY:3 main pockets & 7 inner small pockets & 2 side pockets,have shock proof laptop interlayer can protect the computer.Small zipper bag more subtle,can put passport, credit cards & valuables.