Description This is a kettle cover knob, which is manufactured with premium material, practical and enough to use. Whistle design, the sound is clear and not harsh. It is compact and easy to install, which is the great choice for you, convenient for you to add and pour water. Features -Color:As Shown -Material:ABS,stainless steel, copper -Size:4.20X3.10X2.30cm/1.65X1.22X0.90in (knob) -Size:1.60X0.40X0.40cm/0.63X0.16X0.16in (screw) -Size:3.50X3.50X0.40cm/1.38X1.38X0.16in (base) -Size:3.30X3.30X0.10cm/1.30X1.30X0.04in (whistle gasket) -Size:5.50X5.50X0.50cm/2.16X2.16X0.20in (gasket) - Manufactured by high grade material, safe and . They are simple and convenient. - They will make a loud whistle to that you can hear it when the water boils. - Suitable for most whistling kettles cover, which its practicality and popularity. - 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. Manufactured by high grade material, safe and . They are simple and convenient. They will make a loud whistle to that you can hear it when the water boils. Suitable for most whistling kettles cover, which its practicality and popularity. 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.