Peterson Fyre Glass Gems - 10lb bag of Champagne fireplace glass Gems for use as a decorative fireplace filler beneath a gas log set, or in conjunction with Peterson G45-GL or PB vented glass burner systems for a complete glass burning fire. Mix 2 or 3 bags in your choice of colors along with a glass fire burner system to fill an average fireplace to about 2 inches deep and create your own customized glass fire, or spread 1 or 2 bags on the bottom of your fireplace around a typical gas log to give it a tantalizing decorative look.