Inateck 40L Professional Carry on Travel Backpack, TSA Friendly Luggage Backpack, Anti-Theft Laptop Rucksack Large…

Polyester lining
Super Capacity and Multiple Pockets: Dimensions:52×33×22 cm(20.5×13×8.6 in). The mesh layer in the main compartment and multiple pockets help organize clothes, toiletries, books and other items orderly. The laptop compartment (46×32×3.5 cm/18×12.6×1.37 in) offers well protection for laptop under 17.3″, iPad and Kindle.
Flight Friendly: The TSA friendly laptop compartment is designed to 180° flip open for security scanning. No need to take out any devices, making the security check faster. It is the flight approved size and capable of carrying onto plane.
Comfortable Wearing: The back panel and the shoulder straps are padded with 3D breathable material, making your back breathe freely. The pressure on the shoulder can be shared by the chest strap and waist strap (removable).
Anti-theft Design: With double zippers and zip holes, you can lock the backpack with your own lock to prevent it from being opened by others. Place your valuables like phone, bank cards, and passport in the back zipper pocket in case to be stolen.
Convenient for travel: With handles on the top and the side, you can wear on the shoulder, carry in the hand or fix on the suitcase. Take out the strap from the back panel to fix the shoulder straps for hand carrying. Pack it back when not in use. The included rain cover is useful for rainy day trips.