FreshAir Stainless Steel 2.5 Qt. Tea Kettle by Turbo Pot&mdash;energy-efficient cookware for gas stove ENERGY EFFICIENT DESIGN - US patent exclusive design that doubles the heating surface to save your gas bill and heat up 50% faster than standard cookware. STAINLESS STEEL BUILT - Built with 304 food grade stainless steel, easy to clean, extra durable that leaves you trouble free. HEALTHY LIFESTYLE - Turbo Pot wont rust or contains heavy metal elements or harmful substance that harms your body and reduces emissions of cooking related air pollution like CO & NO2. MIRROR FINISH - Beautiful mirror finish and anti-scald silicone gel handle add a stylish element to your kitchen, dishwasher safe for easier cleaning. WHISTLING SOUND | LARGE CAPACITY - 2.5 QT capacity that can make tea for your entire family with the loud whistle that allows you to hear it from another room when water is boiling.