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. 32 oz. refill bottle. Also available in a 4 oz. applicator bottle