Zwilling plus round kettle with whistle is a kettle that whistles when the pressure is high enough and the water starts to boil. You simply hear when your tea or coffee water is ready. The kettle is designed by the Italian duo Thun & Rodriguez and has a stylish and sleek design. It has excellent and even heat distribution and can be used on all types of stoves, including induction hobs. Other advantages of the kettle are that it is energy-saving and retains heat so you can enjoy a long and cosy tea or coffee time.