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537 Cobalt Blue Spectrum Under Glaze Pint

Spectrum Glazes

$19.50

Spectrum Underglazes are all lead-free, dinnerware safe and A/P non-toxic when covered with a clear glaze. 

Spectrum underglazes are graded for both 06/04 to 9/10 Some color variation can occur in the higher temperatures of cone 9/10 and This product is recommended Cone 06/04 and 5/6 for the most versatile options when applying to both bisque ware or greenware. 

2-3 Coats recommended