Constructed from high-quality PET material, our shell wax melting container is eco-friendly, odourless, and does not interact with the wax, thereby preserving the quality of your candle. It's for any wax melter and makes a perfect choice if you wish to create your own wax Squares. Important Note: There should be no direct contact with food. Our single Square wax melt containers come with button-down seals to keep the wax fresh and free of confusion. Additionally, it is equipped with a hanging hole on the top for convenient storage and labeling. With a tight seal and easy separation, it ensures no leakage while maintaining the shape and texture of the wax. Each single wax melt mold is built to last, being recyclable and reusable by popping out the cooled wax. It can also as a direct storage, display, and selling packaging, offering long-term usage and high practical value. Please cool the wax to 131°F (55°C) or lower before pouring, to achieve Perfect results. Exquisitely designed in a three-dimensional heart shape, these single Square wax melt containers add an extra touch to your DIY projects. Compatible with any wax melter, they prove to be an excellent choice for creating your own signature collection of wax Squares. The clear wax melt clamshells molds are Perfect for various DIY projects, facilitating the creation of wax melts, soaps, cordless candles and other craft products. Owing to its elegant and distinctive heart shape design, they make perfect gifts for your friends and family. The actual product may have slight color differences or differences, which does not affect use. Colour:transparent Material:PET Package Contents: 150 x candle making molds Only the above package content, other products are not included. Note: Light reflection 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.