Luminous Black reflective fire glass will add stunning brilliance to any fire pit. Use the glass over and over again because it doesn't melt or burn. They’ll look stunning in your fire pit even when not lit.Fire glass does not emit any offensive odours or by-products. They also produce no soot or smoke. In fact, they actually retain more heat than ceramic logs. Mix and match your favourite colors and sizes for a one-of-a-kind fire pit ambiance your friends and family are sure to never forget.