Travel Backpack, 40L Carry on Flight Approved Large Luggage Backpack, 17 inch Expandable Laptop Backpack with anti-theft lock & USB Port (Black)

Expandable to 40L Roomy Capacity Normal dimension: 18" x 12" x 5", capacity is 22L. Extended dimension: 18" x 12" x 10", capacity is 40L. Weights only 3lbs with lightweight but sturdy fabric. The multi-functional backpack provides extra 18L volume by expanding the zippers and buckles which meets all of the requirements of short term business trip or family travel. specifically designed with multiple carrying options as BACKPACK, SUITCASE and BRIEFCASE style. Durable Carry On Travel Backpack The Luggage backpack features sturdy stitching process of twin needle overlock, durable abrasion, scratch and splash resistant fabric and premium zinc alloy zippers. A great save worry choice for flight travel, camping, commuting, hiking, college, business trip, and other outdoor activities. Specification: - Flight Approved Size - 40L Expandable organized compartment - One Shoes compartment - One Dry&Wet separation design - One 17" laptop compartment - Hideaway shoulder Straps with adjustable anti-slip sternum strap - One detachable shoulder strap with anti-slip padding - Two comfortable handles both on top and one side of the backpack - Anti-theft zipper with one anti-theft lock - One free rain cover on the bottom - USB charging port on the bottom left corner What you will get: 1 x Travel Backpack 1 x Adjustable Shoulder Strap 1 x Anti-theft Lock