The mold is Composed of silicone and is . for epoxy resin molds,UV resin molds,candle aroma molds,plaster molds,etc. Easy to use,easy to clean.Flexible and non-stick,easy removal of contents. In addition to being used as candles or soap,plaster molds can be used as resin molds or used for your own DIY craft projects. Great present for men,women and children,boys and girls,teenagers,kids at Christmas,Halloween,birthday party.