Coaster Resin Mold: 6-Cavity round coaster, diameter: 3.93 inch, height: 0.9 inch. The interior of each silicone resin mold is smooth and shiny, which makes it easy to demold after it's completely cured and reduces the need for sanding and polishing. Mold for Resin Casting: Thick round coaster resin mold perfect for making coasters, paperweights, wall decor, bowl mats, specimens, home decor, and more. You can add dried flowers, pearl pigment, mica powder, glitter, and sequins into the resin to create unique designs. Premium Quality Silicone Mold: Resin coaster molds are made of durable silicone using advanced techniques. Flexible, smooth, reusable, and highly transparent, these molds are easy to use and clean. Spend quality time with your family by creating unique dried flower, leaf, and insect specimens or other resin craft projects. This mold set makes a thoughtful gift for occasions such as Mother's Day, Father's Day, Thanksgiving, graduation, Valentine's Day, Halloween, or birthdays. Suitable for Many Casting Materials: Silicone coaster mold is compatible with various casting materials, especially ideal for epoxy resin, casting resin, and UV resin. It also works well with gypsum, wax, soap, and polymer clay. Color: White Material: Silica gel Size: 33 x 21.8 cm Package Contents: 1 x Coaster Mold Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement allows an error of +/- 1-3 cm.