1. Follow the store and go to the homepage to get a $1 coupon with no threshold.
2. Buy any ２ products and enjoy a 5% discount on the order.
3. Buy any ３ products, all areas will be free shipping.
SMALL :30*16*46 cm /11.81*6.3*18.11 inch Large ：35*19*57cm
Net weight：Large Size=0.9kg ; Upgraded Plus Size =1.1kg
1. The three styles can be freely converted.
2. It can be expanded to 40L, which is equivalent to a suitcase.
3.Compatible design, can be used in combination with another small bag.
4.High quality backpack with oxford materials.
5. Anti-Theft & Waterproof & Resistant & Anti-plash &Durable.
6. Unique layerfor 15.6 inch laptop and large capacity for storage.
7. Comfortable feeling and burden reduction.
8.Expansion style Prevent backpack deformation.
9. Double buckle super anti-theft.
10.Sales gurantee:Fast shipping within1-3days & Quality Assurance
11.Professional inspection before shipment.
12.We have our own factory so dropshipping and large order can be handled quickly.