Feature:Molds are made of Food-grade Epoxy SiliconeNon-stick,easy to separate, clean, eco-friendly,low carbon, can be recycledSimple and useful, Healthfulness,natural antibackerial,High strength softness,corrosion resistant and Adaptability Not easy to damage,No crack,Resistance to extreme temperature,-40C230C,(-40F446F)safety,Non-toxic, No smell , Heated evenlyJewelry Making Steps:Smear the mold release agent on the silicone moldHit epoxy by boiled water,but can't touch the water.Mix the epoxy to suitable ratioMix toner into the epoxyPour the epoxy into moldWait until epoxy curingAfter dry , if there some place are not smooth,you can use sandpaper or other tools to let them looks more beautiful.Material:SiliconeColor:Clear WhitePattern: SquareSize: 10x10x10cm/4"x4"x4" Note:Transition: 1cm=10mm=0.39inchPlease allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1 Pc x Jewelry Mold.