Flexible, durable, reusable, durable, high transparency, easy to use and clean. [Easy to Demold] These silicone resin molds have smooth and shiny interiors, which reduces the need to trim and polish finished resin items. Once your project is fully cured, it will be easy. [Multiple uses] You can use it to make homemade square and rectangular soaps, dried flower leaves and unique insect soaps, etc. resin jewelry projects. Sampler making, coasters, paperweight, soap dish, decor, mat, home decor, etc. Very flexible and easy to clean.