Features: Holographic resin molds,the resin molds are designed with holographic surfaces.this new release design allows the resin earrings to reflect sunlight, creating rainbow light on the surfaces.just let your imagination fly, the holographic resin molds will charm you and enrich your diy resin crafts. Durable & reusable,the holographic resin epoxy molds are make of quality silicone, well make, soft, flexible, easy to demold, sturdy, not easy to get deformed, washable, pretty durable and reusable. Enjoy diy fun, the heart shaped resin mold can stimulate your creativity and imagination,can add dry flowers, sequins, pigment and glitters or any decorations you like to make unique ornaments or pendant,you can invite your family and friends to join the diy projects. Widely used,these heart shape casting molds are suitable for making keychains, pendants and diy jewelry. Wonderful gift,the resin mold or finished as gift for family, friends, and others who are diy lovers. Specifications: Material:Silicone Type:Chip,Snowflake,Star,Sunshine Thicken:9mm/0.35inches / 1.3cm/0.51inches Package Includes: 1 Piece Heart Keychain Mold note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.