gas stove energy saver is sustainable solution to minimize waste of gas and to reduce gas bills or waste. Makes cooking time saving, the smaller air valve opens, provides the better saving effect. It can be suited for all modular design of gas stove. It has light weight made of cast iron so easily washable and removable so that user friendly design. It can be used for holding big utensils on gas stove so that damage can be reduced its widely used in liquefied gas, natural gas, pipeline gas, air mixing, etc. Note: There could be some slight differences in the colour tone of the pictures and the actual item. Please allow 1-3cm differs due to manual measurement, thanks! A glass cooker that is not high temperature resistant is not recommended for use. Otherwise, the glass would have been blown off, the consequences are self-conceited! Specifications:  Material: Alloy Sttel Size: 25.8*25.8*5.5cm (As Picture Shown) Colour: Silver Quantity: 1 Pcs Advantages:  Windproof. Easy kitchen installation. Sustaining good heat insulation. Energy saving gas stove cover. High temperature resistant. Increase the heat consumption rate. Convenient to use. Strong and durable.