Help prevent burning and scorching with this useful tool, Simply place over a burner and it instantly creates a double boiler, allowing the heat to be diffused before hitting your pot or kettle, Ideal for keeping coffee at even temperatures, the simmer ring prevents glassware and porcelain from overheating and cracking, Simmer ring should be washed before use to avoid smoking on first use, Dimensions:, Length: 12, Height: 12, Width: 12 SKU: KOLIM15615