The vacuum backpack can quickly compress or manually release the gas, reducing wasteful storage of expanding luggage bags and efficiently utilising space The vacuum compression expands the internal capacity, but the size is very small, suitable for storing clothes, blankets, etc Made of special fabrics, this backpack has a time-tested, reliable strength that won't break or leak, allowing it to be used for a long time Whether you're packing for a weekend getaway or an extended holiday, you can pack more into your suitcase without having to squeeze it all in for a stress-free trip Our vacuum compression design makes it easy to compress and efficiently organise all your clothes, so when you arrive at your destination, effortlessly unpack to find every item in order