KOHLER Iron/Tones 20.88 in. Drop-In/Undermount Single Bowl Cast Iron Bar Sink in Thunder GreyKOHLER Iron Tones Single Bowl Bar Sink in Thunder Grey The KOHLER Iron Tones Cast Iron Bar Sink in Thunder Grey elegantly combines functionality with durability. Crafted from enameled cast iron, this sink offers exceptional resistance to chipping, cracking, and burning, ensuring years of reliable use. Its versatile design allows for both drop in and undermount installations, fitting seamlessly into any kitchen configuration. Key Features: Material: