Features:OOTDTY   DIY round coaster silicone mold in this package, 2 size for your choices, one is 7.2 cm/2.83inches in diameter, the other is 8 cm/3.15inches in diameter, please check the size before purchasing.Multiple diy idea,these silicone casting molds are compatible with most resins or other casting materials, such as epoxy resin, polyester resins, polymer clay, etc.; also, you can add some resin pigment, resin dye and different kinds of embellishments or fillers, creating craft work in different styles.Demold easily,epoxy resin casting mold is smooth in interior surface, the finished product can be released from the mold easily, just twist the mold to push out the pendant after the resin is fully solidified, no sticking, convenient to operate for diy lovers or beginners.Flexible and reliable,made of quality silicone, the silicone keyring mold is soft and flexible, won't tear or deform easily; you can clean mold up easily after using, and then store it away from direct sunshine and dust.Widely applicable,diy casting molds are suitable for making resin art projects like coaster, bowl mat, pendant, desktop decoration, wall decoration, home decoration and more, also ideal for making gifts for family, friends or lover on birthday, christmas, mother's day, father's day, valentine's day and so on.Specifications: Material:SiliconeType:S or M or AccessoriesPackage Includes: 1 Piece Car Coaster MoldNote: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item.