Geode coaster mold material：Made of silicone with shinny surface, they're sanitary, flexible, durable & easy to remove, and they come out with glossy finish. What are you get: 1 x large wine glasses holder mold and 4 x resin coaster molds Size: Wine rack mold size is 10x4.1 inch, coaster resin mold size is 5.1x5.1 inch. each mold is unique patterns and shapes. Multifunctional: Create faux agate slices that can be used to create everything from home decor to jewelry designs. Such as geode coasters, agate coasters, art coasters, wine racks, cup racks, bowl pads, table decoration, paperweights, candle holders, wall hanging, etc. DIY Geode Agate Silicone Molds: Dyed in fantastic colors and add crystal to give the geode agate slice more visual appeal and interest. Or you can add glitter powder, mica powder, liquid resin dye or dried flowers, dried branches, photos, etc. to make unique handicraft gifts for your loved ones and friends they will absolutely love.