IceStone is made from 100% recycled glass that is mixed with cement to create a highly durable, aesthetically beautiful and sustainable concrete surface. IceStone’s versatility of color and finish offers exceptional design options, unparalleled durability and sustainability. IceStone is the first durable surface recipient of the prestigious Gold level, Cradle to Cradle certification. With this achievement, IceStone has set the standard as a model 21st century green building business. Not only is their product green, but they are a green manufacturer, housed in the restored Brooklyn Navy Yard day-lit facility. Factory machines run on soy-based, instead of petroleum-based, lubricant.