Vacuum Compression Bag and Air PumpThere is a vacuum compression bag inside the largest compartment of the travel backpack, you can put the clothes into the vacuum bag, tighten the zipper, open the one-way exhaust valve, and use the air pump to compress the volume of fluffy clothes and pack more things. Please note that the zipper used in the vacuum bag requires more force to pull, this is to ensure that the vacuum airtight, not zipper damage is not smooth. ^^ Large Capacity Multi-Pocket and Laptop CompartmentTravelling university backpack has three compartments and 2 front pockets, the size is 47*31*22CM, you can put down 3-5 days clothes.
The side pockets are designed with elasticated straps and the umbrella cups are not easy to fall off. Near the back of this travel bag is a laptop compartment that fits most 15.6 inch laptops. ^^ Wet/Dry Separation CompartmentThe front pocket of the flight-approved travel backpack is made of high-density material and helps you separate dry items from wet clothes or towels. ^^ Luggage Strap & Anti-Theft PocketThe back of the casual travel backpack is equipped with a strap that can easily be slid over the extendable handle of a suitcase. This way, you can place the backpack on top of the suitcase and make your travel easier and more comfortable.
There is a pocket on the back of the backpack with anti-theft security. ^^ Wide range of usesYou can use this backpack as a travel backpack, leisure backpack, business backpack, daypack, suitable for a variety of scenarios. ^^ Travel vacuum bags with pump ^^ Compression backpack for travel ^^ Vacuum backpack travel