The Timbuk2 San Francisco Classic Messenger Bag is a medium-sized unisex bag with a solid gray and orange color scheme. It features inner pockets, dividers, and an organizer, as well as adjustable straps and a key clip. The bag is designed for laptop commuters and has a width of 18 inches, a height of 12 inches, and a depth of 7 inches. Its classic theme and style make it a versatile choice for anyone looking for a functional and stylish messenger bag.