HIGH QUALITY: The Ring Holder is made of cast iron. It is good skid resistance, not easily deformed, no rust, strong and sturdy. Suitable for use in the oven, on the stove, in the grill and on the campfires. APPLICABLE PANS:Diameter:16;Suitable for all kinds of small pots.General use for pans with a bottom pan diameter greater than 16.And suitable for a four-foot stove,it can meet the needs of different families. HIGHLY FUNCTIONAL:Place the Wok Stand on the gas stove,reduce the space above your burner to support smaller pans.And it can control the heat from a gas stove to perfectly balance the small pot or pan. EASY TO USE:Just put the Wok Ring on the gas stove and you can use it with confidence. to buy, please confirm whether the size of the wok ring is suitable for the a saucepan and gas stove in your home. APPLICABLE SCENE:Suitable:Suitable for all kinds of saucepans,such as:milk pot,soup pot,coffee maker,wok,saucepan,etc.