Specifications: For more efficient cooking, this gas hob flame collecting lid allows the fire to burn more fully and collect heat from the wind. Designed to increase the friction between the pan and the flame collecting lid gas hob, the serrated structure is stable and non-slip, and can effectively prevent the pan from tipping over on its side. It is made of high quality metallic material. The outer diameter of the gas furnace collecting cover is 25.5cm, and the inner diameter is 16cm. This product is suitable for home use and suitable for various outdoor activities such as camping, hiking. Item Name: Furnace Windshield RingMaterial: MetalFeature: One-piece, Windproof, Energy Saving Size Details:Outer Diameter: 25.5cm/10.04" (Approx.) Inner Diameter: 16cm/6.3" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Furnace Windshield Ring