silicone, it is, safe,, tasteless, flexible and It is very suitable for making candles, soap, clay, epoxy resin The non-stick silicone mold releases the polymer shape easily, and the mold will not break High toughness, strong reducibility, can be pulled at will, not easy to You can add glitter, powder, liquid resin dyes,, cards with cute / pretty patterns or other Creative accessories in the resin to make your creation more diversified