DIY Lotus Cup Mat Silicone Molds, Coaster Molds, Resin Casting Molds, WhiteSize: about 6.50 inch(165mm) wide, 5.04 inch(128mm) long, 0.41 inch(10.5mm) thick, 4.72x5.98 inch(120x152mm) inner diameter.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.