Thermo Plastic Resin 1lb Thermo Plastic Resin, used to stiffen candle gel, doesn't take much but please test and make your own recipe. This will make Gel for Gel Candles with 70 weight mineral oil. 7 lbs WILL NOT fit in USPS Medium flat rate. We have found 1 ounce resin to 1 lb mineral oil makes a nice High Density gel. This is not CP-9000 but is the resin used by Gemstone Candles to make their free standing gel candles. Price: $7.95 Quantity