2 pieces silicone resin , and there are 9 pieces small size hearts in a mold, which can meet your daily use and replacements, both of them will be your practical DIY assistants : you can use the heart shaped casting to make desired crafts according to your own preference, which can satisfy your kinds of decoration demands Convenient to release: after the resin is fully dried, please twist the silicone casting mold and release your finished work out of your mold, which will come out of the mold easily, no sticking, no tearing while the mold maintains its shape Wide applications: the heart-shaped casting jewelry are suitable for most resins and other casting materials, such as epoxy resin, polymer clay and so on, you can use them to make kinds of keychains, pendants, necklace, bracelets, earrings, sweater chain, cellphone hanging decor and other projects Quality material: our silicone heart are made of silicone with smooth surface, durable and flexible, and not easy to break or deform, which can you for long time; They are also easy to clean after use, convenient to apply Colour: transparent white Material: silicone Size: 20 x 17.5cm Package Contents: 2 x epoxy resin Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.