Large tote bag convertible in backpack. Large shoulder bag, crossbody strap bag. Unisex model. Handmade in Montreal, Canada, with upcycled materials. Can be carried in shoulder bag, crossbody bag, and backpack by sliding the shoulder straps by the "D" rings Canvas of waxed cotton and cowhide. Cotton canvas lining Can contain a 13 "or 15" laptop Large outdoor applied pocket 11 "x 9.5" Straps / adjustable strap 1 "wide closure with snaps Possibility to enlarge the bag with the side gussets closed with snaps. Solid brass hardware inside pockets: 1 zipped and 1 applied Dimensions: Height: 14 " Width: 15 "to 20" (when the side gussets are open) depth: 5.5 "