TANGCORLE Vacuum Travel Backpack with Pump, 50L Expandable Compression Airback Backpack With Vacuum Seal, 17.3 Inch Water Resistant Business Laptop Backpack with USB Charging Port for Women & Men

【Space Saving】Tangcorle commute backpack use vacuum sealed compartments, You’ll save 80% of clothing storage space, so that you could commute with more clothes. You’ll manually press the air release or use the vacuum pump for faster compression, easy to operate.
【Multifunctional Compartment】With three spacious main compartments and more than one hidden pockets, a dedicated shoe separation pocket to separate shoes from clothes and isolate odors, and a dedicated laptop layer to securely store a 17-inch laptop.
【Expandable Capacity】The laptop backpack can also be expanded to 50 liters, 50l commute backpack identical to a 20-inch rolling suitcase.
【High Quality Zipper and Durable Waterproof Fabric】Vacuum sealed backpack zippers with top of the range custom hardware to verify smooth operation and durability. Waterproof backpack outer layer is made of high density Oxford cloth, which is extremely durable and highly waterproof. The vacuum-sealed compression bag inside is made of TPU and is waterproof and odor-proof, making it ideal for storing shoes or dirty clothes.
【Comfortable and Easy to Carry】Vacuum commute backpack adopts multi-panel airflow design, 3D back pad, breathable adjustable shoulder strap, belt lining to reduce shoulder and back strain. This commute backpack carry on flight approved, easy to carry. Note: To isolate the gases throughout the vacuum bag, the zipper requires a large force to open.