Round DIY Candle Cups Silicone Molds, Creative Aromatherapy Candle Cement Cup Supply DIY Concrete Candle Cups Resin Moulds, WhiteSmokeSize: about 3.50 inch(89mm) in diameter, 2.83 inch(72mm) high.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.