★2018 NEW STYLE EXTENSIBLE BACKPACK: It's normal that it's a laptop backpack for travel has a large enough space.While it extend,it will like a small suitcase but more portable, about 35 L that you can put your personal clothing in. It is a very convenience to take this suitcase bag for business and travel, take it and just go
★PROTECT WELL FOR YOUR COMPUTER:New pocket place for the 15inch laptop near the back of the travel daypack, it is between the clothes room and back foam layer, that provide a wonderfully protection for your laptop, and make easier to take your 15 inch laptop out which will save your time and convenience
★FLIGHT APPROVED COMPRESSION BACKPACK: 16.5 x 13 x 4.7(max9.5) inches, 35L Capacity. Designed to fit the maximum size allowed on an IATA flight, fits in the overhead compartment as well as the under seat as storage in flight. 1 backpack inside the package when you order.
★DIFFERENT DESIGN: 3 in 1 knapsack mode to meet your different needs.An luggage sleeve is designed on the back. Suitcase strap can secure laptop backpack tightly on suitcase
★DURABLE MATERIAL&SOLID: Made of Water Resistant and Durable Polyester Fabric with metal zippers.Ensure a secure & long-lasting usage everyday & weekend.Serve you well as professional office work bag,slim USB charging bagpack,college high school big student backpack for boys,girls,teens,adults