model：ps-679（laptop 17.3inch）
With electric pump
size: 33*15+6(expandable）49cm
expandable wide size:20cm material：polyexster
color: black, grey ,pink,light blue .light khaki
N.W：1.39KG
carton ：61*37*51cm 8 pcs
One bag replaces an entire suitcase!
2. Black-tech vacuum compression with a Anti-theft password lock.
3. Side pocket for umbrella.
4. Storage volume is cut in half, no more overweight worries on business trips and travels!
5. Dry-wet separation function with an air pump.
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Vacuum Compressible Business Waterproof Laptop Backpack Men's Multifunctional Large Capacity Commute
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Men's Business Travel Backpack Stylish Large Capacity 180° Opening Waterproof Wet-Dry Separation 15
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High-end Stylish Business Travel 17-inch Laptop Backpack Expandable Large Capacity with Usb Charge S
