This is kettle lid whistle knob, which is made of sturdy material, for use. It will make a loud whistle to that you can hear it from another room when the water boils. Suitable for most whistling kettles cover, which its practicality and popularity. Features -Color:Silver -Material:Stainless steel -Size:5.50X5.50X3.00cm/2.16X2.16X1.18in - Manufactured by sturdy material, safe and reusable. They are simple and convenient. Easy to remove and simple to install, simple but practical, they are great kitchen gadgets for bringing much convenience to you. - With its versatile design, this accessory is compatible with a wide range of kettle lids, making it a convenient and practical choice for any kitchen. - The user-friendly design of this accessory allows for easy installation and use, making it a addition to your kitchen tools and accessories. - The kettle cover knob is easy to use and install, suitable for home teapot and water kettle. - Fine workmanship, and sturdy, not easy to wear or tear, you can use it with confidence. Package list: 2 x Kettle Lid Knob