The Swiss Diamond Tempered Glass Lid is designed specifically for Swiss Diamond Saucepans, ensuring a perfect fit with its durable stainless steel lip. This heat-tempered glass lid allows you to monitor your cooking without lifting it, while the adjustable vent helps prevent frustrating boil-overs. Safe for use in ovens up to 500°F, this lid is ideal for all your cooking needs. Remember to let it cool before washing, and avoid immersing it in cold water while it's still hot.