Laptop Case Bag. The Alpine Mailbag is a re-creation of the original Pony Express mailbag. Made in the USA from select, top grain, oiltanned US hides straight from Milwaukee. Serves well as a briefcase with leather divider to hold up to 15-inch laptop, pen slots and holder for business cards. Sides can be expanded or contracted with strap. Zippered security pocket under flap. Padded shoulder strap, leather handle, antique brass closure. Size 16-inches-by-6-inches-by-12-inches.