Vacuum Compression Travel Backpack - best carry-on backpack for international travel

Processing Time: 1-3 business days Delivery Time: 7-14 days Delivery on holidays may take longer due to workload Material: Waterproof Oxford cloth  Size: 49*32*15CMAfter expansion: 49*32*20CMCapacity: can hold a 17-inch laptopSeparate laptop bag Using the vacuum compression method:1. Open the compressed vacuum lined bag2, put the clothes on the air-tight zipper3. Open the one-way exhaust valve4. Press to exhaust the air inside Function: Breathable backComfortable foam shoulder strapsstrapAnti-theft zipper pocket on the backWaterproof/wear-resistant/moistureproofWet and dry separation areavacuum compression airtightPassword lock boardingLarge capacity = 24-inch luggage Space-Saving Vacuum Compression System: Maximize your packing efficiency with our advanced vacuum compression technology. Featuring one-way suction valve chambers, you can either use our electric vacuum pump for quick compression sleaed or manually press to release air. Expandable Capacity: With a generous 55L capacity wh