Description:Comprehensive protection: this computer backpack adopts a special proportion of PC & ABS hard shell, the outer layer of high-density waterproof Oxford cloth, the inner layer of shock-absorbing RB wave point cotton and tear resistant polyester, and is equipped with brand waterproof and wear-resistant coating double zipper

Triple anti-theft: the unique double-layer TSA intelligent customs lock design protects the safety of the items in the hard shell backpack

TSA laptop backpack has a hidden anti-theft pocket on the back to protect your valuables from thievesMulti compartment design: it can accommodate 17

5-inch laptop, and its main compartment can also place books, documents, chargers, keys, daily belongings, etc

A separate shock-absorbing padded computer compartment is suitable for most laptops up to 17

3 inchesComfortable and breathable: adjustable S-shaped padded shoulder strap and non slip chest strap can relieve shoulder pressure

3D honeycomb breathable back cushion has good heat dissipation performance to keep your back dry and cool in summerUSB intelligent design: external USB charging port, with protective cover and built-in charging cable

This smart backpack is very suitable for you to charge your mobile phone while walking

Specification:Size: 47 x 33 x 9cm/18

5 x 12

9 x 3

54inchPackage Includes:1 Piece Computer bag5 Pieces stickers