The fusers glue you know and love now in a new gel formula. This thicker version GlasTac stays sticky longer to provide more working time. GlasTac Gel holds it's applied shape well - it can even be applied with a paint brush. Its organic colorant lets you see where you've put the glue on clear glass, but it burns out in the kiln. 4 oz. applicator bottle. Also available in a 32 oz. Refill Bottl Product Features Holds applied shape well - can even be applied with a paint brush Makes it easy to place and hold lines of frit or powder Stays sticky longer to give you more time to work Great for scouts, schools and other group projects Also available in a 32 oz. Refill Bottle