The resin casting is made of silicone material, flexible and lightweight to use, not easy to break or deform. Easy to use, just put fillings you want into the and set it for a period, after the resin is fully solidified, twisting and take it out Features -Material: Silicone. -Size: About 19.50X19.00X1.00cm/7.66X7.47X0.39in. - You can use the silicone molds to create your own handicrafts by adding some sequins. - Can be as Valentine's Day, Christmas, New Year or birthday gifts to show your love and care for the family. - This type of can be used to make coasters and cup holder, which bring more fun and convenience to your life. - Easy to use and clean, easy to form and demould, save time and labor. - If you like DIY crafts, then this silicone may be suitable for you. Package list: 1 x coaster mold 1 x storage rack mold