1).Quality polyester material and zipper closed, durable and convenient to use 2).Excellent laptop(15.6inch) backpack with basketball net to hold basketball 3).Anti-theft design: The invisible zipper pocket on the back is convenient for storing mobile phones, keys and wallets. 4).Lightweight and roomy interval space can convenient to hold much more your clothes, trousers, magazines and other daily items 5).Built-in multiple compartments: laptops, mobile phones, passports, pens, keys, wallets, Mp3, A4 files, books, clothes, umbrellas, bottles, etc. can be placed 6). Comfort: There is 2cm elastic sponge on the back of the bag, which has good air permeability and heat dissipation, which makes your waist feel comfortable. The wider and thicker shoulder straps are equipped with breathable mesh to reduce the pressure on the shoulders. 7).Open the botton zip of this bag,and then draw the net out of it;which can make a net bag; It is very useful for you to put your baseketball on it;If you don't need it,you can put the net back.