Forged Brass Burner with 5 year Warranty:: Cast Iron Support to add& durability::Metallic Knobs made of ZAMAC add& Beauty to the Cooktop::Ease of operation through Auto-Ignition at a Push of a Button::MattSS Drip Tray Durable;Scratch proof & prevents seeping below the Hob::8MM Extr Toughened Thermal treated Glass adds to Durability of the Hob::