Food-grade silicone , , flexible, reusable, easy to mold and release. Non-stick, easy to searate, high-temperature resistant, easy to clean and recyclable. The set includes four silicone of different shapes, which can produce a variety of crystal shaped earrings pendants, you can add sequins, small dried flower, small accessories and other favorite accessories to make your own unique ear ornaments. unique fashion earrings for daily wearing or any special occasions with this earrings silicone mold, perfect for adding touches to your jewelry collection. Wonderful , suitable for your family and friend unique and meaningful handmade gifts, best for lovers.