This is a used Thule Aion Travel Backpack, it is 28L and in the color way Dark Slate (a muted blue). The bag had some pins on the front which left small holes (pictured) and some scuffing. Bag has: *Expansion zipper to increase the size. *Laptop & tablet sleeves (padded) along with tech organizer along back panel *back laptop section unzips on 3 sides to open the bag like a suitcase *Water proof pocket in the middle of the bag - this can be used to separate the laptop compartment from the main compartment, or zipped down and stored in a dedicated pocket at the bottom of the main compartment. It also has a zipper access. great for wet clothes/dirty shoes. *Main pocket opens using a zipper that is about half the height of the bag in an inverted U shape - this allows access to the main part when the divider is used to separate. *small pocket on front with organization pockets *small security pocket along the top rear of the bag *Luggage passthrough on back panel