Feature: Easy to demould.(demould need 24-36 hours) Durable in use. This mold can be used to as cement, plaster, concrete, plaster, soap, polyester resin molding tool If to make flower pot, please use Cement/concrete. If to make desk pen craft, cement, clay, plaster, resin are all ok. How To Make: Get the gypsum or cement and mix it with water. Pour the gypsum or cement into the mold and wait for it to dry by placing it outside a day and a night. If the cement product of the mold is solidified, remove the mold directly to demold. Weight and Size: 750g;13*7cm Packing list: 1 *Silicone mold Notice: Please allow 1-3mm error due to manual measurement.