Velaze Iron Teapot set, Traditional Japanese Tetsubin Tea Kettle Cast Iron Teapot with Stainless Steel Infuser, Antique Small Dot Design, 2 Iron Cups and Trivet Stand Tray, 700ML/ 24OZCAST IRON BREWING: One of the most common materials when crafting teapots, cast iron is beneficial due to the way it evenly absorbs heat. The gradual and even heating from the cast iron infuses the greatest amount of flavor from the tea leaves into the water. Not only does this strengthen the flavor of the tea, but any positive nutrients the leaves contain are also infused into the water. Cast iron also retains heat much better than any other