LOVEVOOK Carry on Backpack, 40L Travel Backpack for Women Men Airline Approved, Expandable Large Suitcase Backpacks With…

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[LARGECAPACITY EXPANDABLE ]40L travel backpack expandable, can hold the necessary items for 3~7 days of travel, can accommodate three or four sets of clothes, shoes(Comes with a separate shoe bag), and Other daily necessities. The computer compartment can hold a 17-inch laptop. The capacity before expansion is about 32L, and it is 40+L after expansion. It is an ideal travel backpack for men and women.
[AIRLINE APPROVED] Weight: about 4 lbs. This carry on backpack the size before expansion is 20*14*7 Inces, and the size after expansion is 20*14*9 Inces, which conforms to the size (22*14*9 Inces ) regulations of most airlines for carry on baggage, such as Delta Air Lines, Alaska Airlines, Southwest Airlines, United Airlines. It’s a carry on backpack airline approved and 180-degree zipper closure to get you through security quickly