Features: Durable and Not Easily Deformed:The molds for resin casting are made of durable silicone material, with the flexible and soft, you can use and de-mold easily, reusable and not easy to deform. Widely Used:The resin ornament molds have a wide range of uses, It can be used to coasters, bowl mats,dish mats, agate coasters, wall hangings etc, Not only can it provide one's own hands-on ability, but also add to the joy- of-life. Enjoy DIY:Share the fun of DIY with family, friends or children, imagine and create unique resin projects. Perfect Gifts: In addition to being great molds for making various decorative ornaments, you can also send the finished products to your lovers, friends or family as gifts for Valentine's Day, Birthday, Mother's Day and Anniversary. Bring more happiness to your daily life,Bring more happiness to your daily life. Specifications: Material: Silicone Type: Big-Round/ Small-Round/ Hexagon/Oval/ / Heart/ Square Size: 1: Approx.117mm/4.6" 2: Approx.145mm/5.7" 3: Approx.147mm/5.78" 4: Approx.142x10mm/5.59x0.39" 5: Approx.150x9mm/5.9x0.35" 6: Approx.147mm/5.78" Package Includes: 4 Pieces Silicone Coaster Mold 1 Pieces Coaster Holder Resin Mold note: Please allow 1-2cm errors due to manual measurement,Please 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.