Wipe the design area of the glass down with alcohol before you begin
Find & print out the template/design. Scale the design to roughly 3 x 3 inches.
Tape the design to the inside of the glass
Paint your design, following the template, being sure to rinse the paintbrush after each color
Let the paint dry to the touch between colors
Let the glasses dry for one hour at room temp
Place the glasses on a cookie sheet and into a cold oven. Then heat the oven to 350 degrees Farenheit.
Cure the glasses for 30 minutes in the 350 oven. Then allow the glasses to cool in the oven before removing them