Durable Disposable Electric Burner Bibs- Pack of 50- 25 Large-25 Small This is a Pack of 25 Large Electric Bibs and 25 Small Electric Bibs for 50 total pieces Small size: diameter is 6" hole: 1" Large size: diameter is 7" hole: 1" 25 gauge aluminum foil Protects the cooktop from grease and food and makes clean-up easier. Fits most electric stoves, as these are foil and are slightly adjustable. Just throw away and replace. Made in the U.S.A- 100 % recyclable