2 pieces silicone resin molds, each containing 9 small-sized cavities, ideal for daily use and replacements; both serve as practical DIY assistants DIY supplies: use the heart-shaped casting molds to create crafts according to personal preference, meeting various decoration needs Convenient release: once the resin is fully cured, gently twist the silicone mold to remove the finished piece easily; no sticking or tearing, and the mold retains its shape Wide applications: heart-shaped jewelry molds are suitable for use with resin and other casting materials such as epoxy resin and polymer clay; ideal for making keychains, pendants, necklaces, bracelets, earrings, sweater chains, cellphone charms, and other decorative projects Material: made of durable, flexible silicone with a smooth surface; resistant to breaking and deformation; reusable for long-term use; easy to clean after use Color: transparent white Material: silicone Size: 20 x 17.5 cm Package Contents: 2 x Resin Molds Note: Light and display settings may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1-3 cm.