Adaptable Size for Wax Warmers: Each of our clamshell measures 5.51 x 2.9 x 1 inch. they are versatile enough to fit most wax melt warmers, proving to be quite advantageous for melting wax cubes.Superior Quality PET Plastic: By crafting these clamshell from PET material, we ensured they are non- and environmentally sound. Capable of withstanding wax pour temperatures of up to 140 F (60 C), they 't interact with the wax or dye, thereby preserving the quality of the wax cubes.Exceptional Clamshell Design: Notably sturdy and durable, these mold containers feature a clamshell design that together tightly yet opens easily. They can withstand consistent use without degrading, providing a durable solution for your wax tart crafting needs.Perfect for Wax Melt Creations: Aimed at those who delight in crafting their own wax melt cubes or modifying existing candles for wax melters, our heart-shaped clamshell are a fundamental accessory for DIY wax melt enthusiasts.Style: Cubessize: 14.00 x 7.5cmMaterial: plasticcolour: transparentPackage Contents:25 x Wax Melt ContainersOnly 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.