Gun Metal Star Jean Buttons - 17mm (3⁄5″) - Set of Two

Metal jean buttons with nails.

Hammer nails into the back of the buttons to attach.

Check out this tutorial from Closet Core patterns on how to install with a hammer and hard surface. https://www.closetcorepatterns.com/ginger-sewalong-pt-14-installing-denim-rivets-buttons/