The SUNSTONE Smoker Box makes for a Smoking great time, allowing you to have smoked flavor everyone will enjoy. For added appeal the Box has a Sealed Base Interior so you can add your favorite Juice, Marinade or Wine for extra flavor for your meats. The Smoker Box is designed to be placed under the cooking grates and is made of Heavy Duty 14 Gauge 304 Stainless Steel, great for High Heat Searing Temperatures.