Set of TWO Antique Vintage Bowling Pin Buttons. Really cool! Approx 1 3/8 inches tall, approx 5/8" wide, and approx 1/4 inch high. Two hole Sew through Button. Some sort of plastic, translucent brown material. Excellent Vintage Condition. WE DID NOT ATTEMPT TO CLEAN THE BUTTONS. AGE UNKNOWN, ALL VINTAGE ITEMS ARE SOLD AS IS, PLEASE SEE ALL PHOTOS. Purchased from the estate of a prominent family in Cincinnati. We purchased the entire collection of Sewing Buttons, buckles, clasps and notions, as well as antique textiles dating back to mid 1700's and couture clothing.