Features: High-Quality Silicone: High-quality Silicone resin molds, flexible and durable, smooth, safety, high Flexible, high tear strength,easy to de-mold,Easy to use and clean. Suitable for Many Uses: These coaster molds are great for casting resin,epoxy resin,but not for coating resin, you can add various pigment powder,resin dye,resin inks to color the clear resin mold. Easy to De-mold:Once the product is fully cured,it can be easily de-mold. WIde Application: Our resin coaster mold for resin casting can be used to make various decorative ornaments, such as agate coasters,geode coaster,candle holders,etc. Attention: Please do not use Strong Corrosive Material, which will shorten the life of the coaster, and even lead to the failure to demould and damage the mold.Or you can use release spray or soap water which may help extend silicone mold's life. Specifications: Material: Silicone Style: 1/2/3 Size: 1: Approx.11.2cm/4.40inch 2: Approx.11.9cm/4.68inch 3:Approx.11.7cm/4.60inch Package Includes: 1/3 Pieces Resin Molds note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.