18mm porcelain buttons violet mattPorcelain buttons violet matt. These are about 17 18mm and sold in different sets, please pick an option. 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 like a

Handmade porcelain buttons spring

The buttons were fired one time at 1230c degrees

These are 22-23mm sold in a 6-er set

Ceramic buttons blue/purple

Product photo shows the whole series of buttons in this design but in different sizes

38108 Radazul

These are about 17 mm and sold in different sets

buttons are fired for the second time at about 1210C degrees

Handmade ceramic buttons satin oribe

Handmade ceramic buttons Valencia

Porcelain buttons magenta sky

Porcelain buttons candy yellow