Botz Earthenware Brush-on Glaze: Onyx Black 800ml ONLINE EXCLUSIVE

Very easy to use in a broad firing range from 1020° to 1280°C (cone 05-04 to cone 8-9). Apply 1 thick or 2 thin coats. Tends to run when applied thickly from 1150°C on. Works greatly also in combination with BOTZ Unidekor