Unit of Measure for this product is each
This is a natural shell button that’s perfect for shirts and blouses, but will pretty much look great on anything! The Troca Shell Button with Shank is round, slightly curved, and features a lustrous, iridescent finish that is sure to make your garments stand out. With easy-to-use shank back attachment. Due to the nature of the material these buttons may vary in thickness and color.
Click Herefor Shank style button detail
Click Herefor Button Size Chart
For exact measurements of the button, print Button Size Chart