Material: Made of PET material, these molds are eco-friendly, tasteless. They will not interact with the wax, ensuring the quality of your candles. Perfect Size: Each mold has 8 cubes, ideal for making different kinds of wax or candy. Each cube is 0.98 x 0.98 inch. DIY Wax Melts Essential: With 100 pieces in each set, you'll have more than enough quantity to make a variety of wax melts. These molds are also suitable for making all types of wax tarts or soap. Ideal for Making Wax Melts: Whether you want to create wax melt cubes or convert existing candles for your wax melters, these clamshells are perfect for the job. Sturdy Clam Shells: These clamshells are extremely sturdy, and close tightly. They are easy to separate and open, providing convenience and ease of use.