Real agoya shell buttons,imitation shell resin buttonResin is a versatile material that can be used for a variety of crafts. Resin is excellent for creating buttons. You can make almost any kind of button from polyester resin. The key is to make a mold from an existing button to keep the shape that you want the resin buttons to have. Clear resin is easy to use with further embellishments such as flower petals, beads or gold powder to create unusual buttons that add beauty to a scrapbook page or garment.