Gerstley Borate Size:500g Fires a rich to deep

Fires a rich to deep dark red in oxidation

while the precision-cut acrylic bats can be easily swapped in and out without risking damage to your work

Place a small amount of Mother of Pearl on a glazed palette: For a swirled look

Tapered edges provide better control for smoothing and refining

Gerstley Borate Size:500g Fires a rich to deepGerstley Borate is a naturally occurring boron rich mineral used as a flux in ceramic glazes, particularly in low and mid fire applications. It helps lower the melting temperature, promoting smooth glaze flow and enhancing surface gloss. Due to its high boron content, it also improves glaze adhesion and contributes to the development of rich, variegated textures. Gerstley Borate is known for its ability to create stable, semi matte to glossy finishes,