This messenger briefcase by Matt & Nat is made from all-vegan materials. It features an adjustable webbing shoulder strap, top zipper closure, a front zippered pocket, a patch pocket, a zipper pocket, and a smartphone pocket. Dimensions: 13.5" x 10.75" x 2." Shoulder Strap Drop: 13" - 30" (adjustable). Matt & Nat is a vegan bag manufacturer that uses renewable and recycled materials, like the cork tag and 100% recycled nylon lining.