This is a high quality Natural Real Japanese Oyster Shell Shirting Size Button with Green Back 2hole.
Sizes:
 8mm (1/3"-12/L)
 9mm (3/8"-16/L)
11mm (7/16"-18/L)
13mm (1/2"-20/L)

*WE GLADLY COMBINE SHIPPING! Any Postage savings will be automatically refunded.