- Replacement round glass, 12 cm, designed for oil warmers, wax melters, and aroma lamps - Includes 2 units, compatible with most universal electric burners and heaters - Made of high-quality glass, leak-resistant and reusable for greater durability - Smooth surface and elegant texture that makes cleaning easy and adds a decorative touch - Allows you to change fragrances easily without wasting unused wax - Ideal for aromatherapy, melting wax, essential oils, and scented tarts - Transparent design lets you see the contents and monitor the wax or oil level - Practical home accessory, perfect for keeping the environment fresh and pleasant