The Magic Whistling Lid is a universal cooking pot lid that whistles like a tea kettle when the water boils! The Magic Whistling Lid is a patent pending beautiful stainless steel universal cooking pot lid, fitting pots up to 9.75” in diameter, that whistles like a tea kettle when the water boils! So obvious, yet so absent from the kitchen..up to now. Meet the best cooking invention of the last 20 years, the Magic Whistling Lid! It is a time-saving product that will help you do other things when water is getting to boil. The lid will also keep you safe from getting the water over boiled. Most importantly, it will boil water 10-20% faster than not using a lid and is a smarter approach to making your kitchen life simpler.