Decorative Posters

New! Pottery Poster
"Pottery, Because Murder is Wrong"

23.5" wide x 36" tall
Premium coated poster paper for indoor use only.

Glaze Test Tile Posters

Speedball
Underglaze Test Tile Poster

23.5" wide x 36" tall

Speedball's Underglaze Test Tile poster is the perfect addition to any pottery studio or classroom! It serves as the perfect reference for ALL thirty-six Speedball Underglaze colors. Showcasing 108 total test tiles all handmade and fired in Speedball's lab, the Speedball Underglaze Poster accurately represents results at Cones 05, 6 and 10 both with and without the use of the appropriate Speedball clear glaze.