[Space Saving Compression] - Compression backpack built in a vacuum bag can satisfy 7 days or more of clothing. After compression, it can add 20L capacity to your backpack, making it easy to carry.
[Expandable & Multiple Pockets] - Normal Size: 18.2 x 11.8 x 6.3 inches, Expandable: 18.2 x 11.8 x 10.6 inches. 40L Large capacity backpack & 20L vacuum bag. The backpack has 3 Main Compartment & 12 Pockets. Laptop compartment fit for 17.3 laptop.
[Dry and Wet Separation Design] - The backpack is water-resistant and equipped with a wet bag. The bag is made of high-density waterproof material to help you separate wet and dry items, if you have wet clothes or towels, you can put them in the wet bag.
[Ergonomic Backpack] - The backpack is made of high-quality nylon material, and the Vacuum bag is made of high-quality TPU material. The back is equipped with a thickened pad and shoulder strap sponge, which can be used comfortably for several hours without feeling tired.
[2 in 1 Set Backpack with Pump] - There is a pump in the backpack for your convenience. Just unpack and put in 6*AA to start the experience.
