NUOLUX Gas Stove Covers Torch Gas Windproof Cover Net Stove Wind Resistant Circle The item is Gas Stove Energy Saver Net, which is widely used in the liquefied petroleum gas, natural gas, pipeline gas, etc. Silver tone net is suitable for many cookers if size is compatible. It helps to save heating time, cooking your food faster with less gas. The special stainless steel is dishwasher and fits all gas hobs. It is very easy to use, just put the torch gas saver on top of the stove, switch on the flame until the net turns red, then lower the flame in order to save gas. At the same time, it minimizes stove from emitting carbon monoxide which is very harmful to human and environment.