Material: Made of stainless steel, this jar candle cover is designed to last. It's resistant to rust, ensuring long term use Dust Prevent: The candle topper helps prevent dust from falling into the candle pool when not in use. Simply place the cover on top to keep your candles clean and ready for next use Scent Preservation: With this candle topper lid, you can preserve the scent of your candles for a longer period by preventing evaporation. It helps maintain the fragrance of your candles Wind Protection and Even Melting: When burning a candle, the Jar Candle Lid holds heat and keeps the flame centered to avoid flickering caused by wind or drafts. Additionally, it ensures even melting across the surface of the candle to prevent formation Extinguishing Function: The practical design allows you to extinguish your candles simply by placing this lid on top Size Chart: Inner Diameter6cm/2.36inch Diameter8cm/3.15inch Package Includes: 1Candle Cover 1Candle Extinguisher Note: Please allow slightly errors due to manual measurement and different monitors.