Men's travel bag compressed with air vacuum, 17-inch size, backpack for laptop, large capacity briefcase, expandable school bag, hiking backpack.

Product name: compressed vacuum backpack Materials: water-resistant Oxford fabric Size: 49*32*15 centimeters After expansion: 49*32*20 Capacity: can carry a 17-inch laptop Separate laptop bag Using vacuum compression method: 1. Open the vacuum compressed padded bag 2. Put clothes on a secure zipper 3. Open the one-way exhaust valve 4. Press to remove the air from inside Function: breathable back Comfortable foam shoulder straps Anti-theft zipper pocket on the back Water-resistant / wear-resistant / moisture-proof Wet and dry separation area Vacuum compression sealed Password lock Ascend Large capacity = 24-inch luggage