What you will receive: The package includes 4 round resin coaster molds, 4 square resin coaster molds, 2 silicone molds for rectangular and round storage box, sufficient quantities and suitable combinations Will Satisfy Your Various DIY Needs in Daily Life Quality Material: These epoxy molds are made of silicone, they are lightweight, reliable and reusable, they can withstand temperatures from minus 40 to 446 degrees Fahrenheit, you can use them for a long time, and they are non-toxic, safe and tasteless, easy to clean with warm soapy water Easy to use: our set of round and square resin molds has a smooth interior, so they are easy to unmold, you just need to put the required filler into the mold, wait for the resin to fully cure, and gently twist the mold out without tearing easily, while still retaining the shape of the mould Products size: the diameter of the resin craft round rib r mold is approx. 9 cm/ 3.54 inches, the size of the square silicone mold is approx. 9 x 9 cm/ 3.54 x 3.54 inch, the round coaster silicone mold is about 4 x 10.5 cm/ 1.57 x 4.13 inch, and the box silicone mold size rectangular storage space is approx. 4 x 7 x 10.5 cm/ 1.57 x 2.76 x 4.13 inch Multiple Applications: These epoxy craft molds can be applied to create many projects, home decorations to jewelry designs, such as cup mats, coasters, agate coasters, bowl cushions, phone holder trays, candle holders, crafts, jewelry storage boxes, etc.