15mm ceramic buttons Robins Egg witgert anthrazit Porcelain buttons dark blue (barock)

Porcelain buttons dark blue (barock)

Porcelain buttons Robins Egg

Photo shows same buttons but in 18mm size

These are about 22mm and sold in different sets

15mm ceramic buttons Robins Egg witgert anthrazit Porcelain buttons dark blue (barock)Ceramic buttons Robins Egg. These are about 15mm, light blue buttons with green effects sold in different sets. The buttons were fired two times. First firing is the so called bisque firing where temperature goes as high as 1000C degrees. After that our buttons are ready to be glazed. We put 2 layers of glaze manually and when they've dried, buttons are fired for the second time at about 1230C degrees. The backside of the buttons stays unglazed. Its