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Offering artists spectacular results that fire true consistently, Speedball’s Underglazes are unmatched in vibrancy and value. Originally formulated to perform in a wide firing range, 05-6, Speedball’s Underglazes have been successfully fired at Cone 10. Suitable for use on greenware or bisque, each color produces a softer, velvety finish when left unglazed, and intensifies in richness when covered with a clear glaze*. Trusted by some of today’s most well-known and acclaimed ceramic artists, Speedball Underglazes offer incredible quality at an unbeatable price—on average, saving artists over 50% versus leading brands.

All colors are dinnerware safe when used and fired as directed, are lead-free and carry the AP Seal. For best results, use Speedball Clear Earthenware or Stoneware Clear Glaze with Speedball Underglazes.

Speedball Underglaze Color Bundles

Whether you’re already a lover of Speedball Underglazes or wanting to sample out a few of the colors, these value-priced 6- or 12-color packs are a great way to try out and load up!

And remember–All orders* above $100 are eligible for free shipping.  Just use coupon code FREESHIP100 at checkout!*

*Excludes Pottery Wheels and Woodzilla Presses; continental US only

$74.85$268.98

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