☕️ Cafe Brew’s 12 Cup Glass Stovetop Whistling Kettle is perfect for use on Electric, Glass Cook-Top, and Gas Ranges. | ☕️ Our Whistling Stove Top Tea Kettle is made from High Quality Borosilicate Glass from DURAN, Germany. | ☕️ Cafe Brew’s high quality Stove top tea kettle is Assembled in USA and is BPA Free. | ☕️ Our Glass stovetop tea kettle has a 48 oz capacity with measurements based on a 4 oz cup. The typical yield is twelve 4 oz cups. | ☕️Our stovetop tea kettle is Dishwasher Top Rack Safe for easy cleanup and ease of use.