Everything you need to cover your gas fire pit burner. Our Fireglass is available in various shapes and sizes and our beautiful fire glass is made from tempered glass allowing it to withstand extreme temperatures without losing its color, shape, or shine. Black Lava is the perfect fill to cover your gas firepit burner. Helps disperse the flame for a natural flame pattern. Decorative Fill can be placed on top of lava rock or used by itself. We offer Round Fire Balls, Ceramic Lite Stone, River Rock, Rolled Lava Stones and Large Volcanic Stones for your fire pit.