Boil-Over Safeguard

No more messy stovetop boil-overs! Unique silicone device prevents spills when cooking pasta, starches and dairy--even at a full boil! It's easy to use too. Just place on top of your pan or pot and enjoy stress-free cooking. Heat resistant to 400 degrees. Microwave and dishwasher safe. Fits openings with a 6" to 10" diameter.