Fuse with A Rainbow of Colours Complete set of coloured enamels includes 43 different colours of opaque and transparent enamel powder. 17 gm per colour. Compatible with 90 COE and 96 COE. Matures between 1250 and 1450 degree F. Enamels can be sifted on projects, used with stencils, mixed with Klyr Fire #7405A1 and painted on. You can even use to write and draw on glass Mix enamels with Liquid Stringer Medium #40900 and clear fine powdered frit. Apply with an applicator bottle. Project below from "Contemporary Glass Enamelling" book #6629. Note: For your safety wear an approved particulate mask, such as #5159 respirator, while handling powders.