Designed for durability and safety, this grill liner features #304 stainless steel construction and a 1″ thick double-walled design to protect combustible surfaces. Its weather-resistant and easy-to-clean design ensures reliable performance in any outdoor setting.#304 Stainless Steel Construction1″ Thick Double-Walled DesignCombustible Construction ProtectionEasy to Clean, Weather ResistantGold Standard Lifetime Warranty designed to protect your products for life