Creative Puzzle Patterns: Come with 1 large Round silicone molds ( 21 cm/8.27 inch in diameter), comprised of 4 sections in the shape of a quarter circle with irregular edge, used to create your own set of unique coasters or decorations, uniform and bring fantastic aesthetic perception, show your unique taste, awesome!! Right Sizes & Strong Compatibility: Each part is 3.9” long in straight edge, 5.5” at it’s widest, 0.24” deep, big enough for adding various embellishments like crystal, stone, flowers etc., fit for most cups and tumblers. Well compatible with most craft materials, like resin, epoxy, acrylic paint, ink alcohol, soap, polymer clay etc.. Provide large room for your creation! Durable & Special Surface: The geode coaster molds are made of premium silicone, soft, flexible and thick, tear-resistant, durable and reusable. The front side is pretty glossy, effectively reduce flaw, the back side is frosted, has strong friction, not easy to move around and affect the process. Wide Applications: Perfect DIY casting resin mold, ideal for making geode coasters, fuax agate coasters, bowl mat, home decorations, pendants, paperweights, candle holders, spoon rest, desk decorations, wall decorations, and so on, also great for making unique holiday gifts for families, friends, and lover. Easy to Release, Clean, Store: After the pieces fully cure, twist the flexible agate mold to push them out; use some warm soap water to wash after used, and wipe the water with a piece of dry cloth; just keep them away from direct sunlight and dust, for better protection and longer service life. In creative puzzle patterns, 4 equal quarter circle parts to form a big circle, make it possible to create your own set of coasters, decorations, uniform and full of aesthetic sense, amazing!! ---Large enough to add various embellishment or fillers, like crystal, stone, dry flowers, glitter, sequins, or other element you like. ---Compatible with most casting materials like resin, epoxy, acrylic paint, ink alcohol, soap, polymer clay, low-temperature melt light metals, plaster, wax, gypsum, concrete, and so on. Premium Silicone Mold for Resin: Durable & Reusable: Made of premium soft flexible silicone, thick, well resistant to tearing, not east to deform, washable, durable and reusable, serve you for a long time. Easy to Demold, Clean, Store: Just twist the flexible silicone casting mold to push out the the resin pieces when they completely solidify; can be easily cleaned with soap water; just store them in places away from sunshine and dust for better protection. Multiple Usages: Perfect DIY casting resin mold, ideal for making unique DIY coasters, bowl mat, home decorations, pendants, paperweights, candle holders, spoon rest, desk decorations, wall decorations, and so on, also great for making unique Christmas, Halloween, Valentine’s, anniversary, birthday gifts for families, friends, and lover etc..