Features: Holographic resin molds,the resin mold is designed with holographic surfaces.this new release design allows the resin coaster to reflect sunlight, creating rainbow-light on the surfaces,.just let your imagination fly, the holographic resin molds will charm you and enrich-your diy resin crafts. High quality silicone material,our holographic epoxy resin molds are made up of high-quality silicone,which has excellent elasticity, high resistant tear feature,safe and reliable.the lotus coaster resin mold is durable for long using ,easy demould, waterproof and heat resistance,not easy to break or deform. Wide application,this coaster/coaster storage box resin mold is perfect size for making various decorative ornaments,such as coasters ,cup mats,agate coasters holder,cup mats holder,home decorations Wonderful gift,such great gift for yourself or someone you care about. using these silicone resin molds to make personalized geode agate piece for your family, friend for unique christmas gifts. Enjoy diy project, the silicone resin molds are for most casting material such as epoxy resin, uv resin. you can add some resin pigment, resin dye to create personalized art craft projects in differnt ways. Specifications: Material:Silicone Package Includes: 1 Piece Coaster/Coaster Holder Resin Molds note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.