Features: brand new and high quality Food grade environmentally friendly silicone material, safe and tasteless, can be imported and exported at will, and can be used with confidence. The mold has strong toughness, is not easy to deform, can be pulled at will, and is durable. The material is non-sticky, does not leave glue, and will not turn yellow when placed in a dry, ash-free environment. The mold is flexible, recyclable and easy to demold. The finished resin coaster is very shiny, and the glazed surface is smooth, like a mirror. The package includes: 4 irregularly shaped silicone coaster molds to meet your DIY agate coaster needs. The size of the resin mold is suitable for making various decorations, such as agate coasters, bowl cushions, plate cushions, jewelry holders, and candle holders. It is a wonderful home decoration gift for family and friends. Specifications: Material: Silicone Size: Approx. 200x190 mm/7.87x7.48 in Package Includes: 1x Silicone Coaster Molds note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.