(SMUGS) Semi-Moist Underglaze

These underglazes are intense, opaque colors which are especially good for watercolor effects and painting of fine detail. Semi-Moist Underglazes are packaged in pans, like watercolors. Use water and brush to apply.

Pink, maroon, Peach, Rose, and Yellow all hold color up to Cone 6. All other colors may be fired to Cone 10.

•Saturated color in pans
•Use like watercolor
•For use under glaze
•Cone 05 to 6

+ Products

+ SMUGS Application Tips & Tricks


In this 2 part video series, we take you through our tips & tricks when it comes to applying AMACO Semi Moist Underglazes (SMUGS for short) to your pieces! 

Share your own custom SMUG creations with us online using #howiamaco. 

+ 2015 Glaze Brochure Page

Here is a downloadable PDF of the SMUGs page from the 2015 glaze brochure.


+ Underglaze Painting with Semi-Moist Underglaze

Watch the video below to see how Semi-Moist Underglazes can be used to create painterly effects. The platter was bisqued and two coats of LM-11 Opaque White were applied and allowed to dry before the SMUGs were applied.