These resin casting molds are made of high quality silicone, flexible, durable and reusable. All you have to do is pour the resin material into the mold and wait for it to mold and harden. Then you can do your workout. These resin molds are not only used for making storage boxes, With these epoxy resin molds, you can make some exquisite gifts or souvenirs for your friends.Resin Mold Set: This silicone resin mold set includes 5 square resin molds of different sizes, including 5cm, 4cm, 3.5cm, 2.5cm, 2 cm. All Kinds of sizes can meet your different needs. You only need to wash them, dry them after use and store them in a cool place. Easy to Use: You can DIY with these molds at home. but also can be used for making soap, candle, mug, keychain, decoration, pen holder and so on.