Features: Made of durable silicone, flexible, smooth,shiny surface; Easy to use and de-mold. DIY Craft casting tools for epoxy resin, UV resin, clay, and add some resin pigments, dried flowers, specimens,glitter powder to create your own handicraft. Cold and high temperature resistant, durable. A good choice for handmade some interesting, meaningful, special gifts for your friends and family. Share more time with kids,making specimens,paperweights, jewelry projects,it's a way for children to appreciate nature. Package Includes: 1x Resin Mold-A or 1x Resin Mold-B or 2x 1x Resin Mold-C Specifications: Material:Silicone Type:A,B,C Net Weight:32-72g note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.