Maelstrom Travel Backpack Expandable Large Capacity 50L

Expandable Large capacity design: laptop backpack standard size 19*12*9in inches (40L); expandable size 19*12*11in inches (50L).

External shoe bag design: laptop bag has a waterproof foldable shoe bag, shoes can be put into it and hanging on the backpack.

With 2 Storage Bags and Wash Bags: The carry-on backpack comes with 2 extra storage pockets, perfect for organizing your clothes when packing for a trip.

Durable Material: Traveling backpack is made of waterproof and wear-resistant nylon fabric.

Ergonomic Design: The shoulder straps of the college backpack adopts S-shaped design, which is more ergonomic and makes your shoulders more relaxed during use.