17/15.6" Business laptop backpack, PU laptop backpack, Travel laptop backpack,carry on backpack, Expandable laptop backpack Men,college backpack (01#Standard, Grey)

🎒【SIZE】Backpack size: 44cm*31cm*15(20)cm(17.3"*12.2"*5.9"(7.9")). Weight: 0.8kg/1.76lb.Suitable for 15.6" laptops.
🎒【LARGE CAPACITY】The backpack has an expandable design. When you travel and need to carry a lot of clothes, you can open the expansion zipper, so that you can get a backpack with a capacity of about 29L.
🎒【USB CHARGING PORT】The side of the backpack has a USB charging port, which is connected to the power bank, which can easily charge your mobile phone when you are on business and travel.
🎒【WATER RESISTANT】PU coated fabric is soft and skin-friendly, but also better waterproof.
🎒【LUGGAGE STRAP】When you are on business and traveling, you can put it firmly on your suitcase, very convenient.
🎒【MULTIPLE OCCASIONS】The side of the backpack has a handle that attaches the shoulder strap to the back of the suitcase strap. It can also be used as a suitcase. Whether you are on a business/travel/daily trip/work/university, etc., it is perfect.

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