Vintage Hardshell Shoulder Case Bag with Leather Shoulder Strap

Outside dimensions: About 13 x 3 3/4 x 6 1/2 inches. Inside dimensions: 6 1/2 inched across, 3 1/2 inches tall, and almost 12 inches deep. Adjustable strap 20 drop is between and 24 inches. Leather is supple with some wear at attachment. Metal hinge and closure. Some coloring missing in spots on the bottom.