Features: 1.These silicone molds are used to make epoxy resin pendents in different shapes 2.Made of brand new high quality silicone, they are food-grade and non-toxic 3.The surfaces are quite smooth, so finished products will also have very smooth surfaces 4.Wide temperature range, they can support temperature between -40 and 230 5.They can be used in oven, refrigerator, microwave oven, etc specification: These silicone molds are used to make epoxy resin pendents in different shapes. Made of brand new high quality silicone, they are food-grade and non-toxic. The surfaces are quite smooth, so finished products will also have very smooth surfaces. Wide temperature range, they can support temperature between -40 and 230. They can be used in oven, refrigerator, microwave oven, etc. s: Material: Brand new food-grade silicone Temperature Range: -40~+230 Weight: 145g(approx.) Instruction: 1, Apply release agent on silicone mold. 2, Prepare epoxy resin with boiling water, but do not contact water. 3, Mix epoxy resin in a appropriate proportion. 4, Mix toner or petal with epoxy resin. 5: Pour epoxy resin into mold. 6: Wait for epoxy resin to solidify and release. Package Includes: 3 x Molds (pendants are NOT included) Note: Please allow small size error due to manual measurement. Thanks for your understanding.