Improved silicone materials: These silicone molds for resin casting are made of more environmentally friendly silicone materials, with high transparent appearance and high tear resistance, making them very easy to demold and not deform; and the surface of the finished product is very and Luster and no micro-bubbles, help you easily make a perfect crystal tower with clear lines and cutting-. Preserve your precious memories: Preserving dried flowers in resin is an ingenious way to create unique souvenirs and design a custom functional home decoration. Suitable for a variety of casting materials: These large resin silicone molds are compatible with many casting materials, especially for epoxy resins and casting resins, but not for coating resins. Important note: 1)It is strongly recommended to avoid using the /heater directly in the resin mold, because it will eventually damage the silicone mold. 2) It is strongly recommended to cast the resin in layers. These crystal molds are very suitable for making various resin decorations, including resin flower crystal, crystal tower, rainbow crystal tower, which can be used as healing crystals, resin paperweights, tabletop decorations, home decorations, plant decorations and perfect gifts.