GREAT VALUE PACK 50PACK - 8" square burner liners with inner opening diameter of 3.5". These burner protectors were specially designed to fit most brand oven and cooktop appliances. NO MORE SCRUBBING THE STOVE - Stove burner covers that keep your stove clean at any time. Never scrape or clean the surface of your gas top for removing drips, spills or grease. NO MORE NASTY CHEMICALS - The ideal burner liners to stay safe and avoid the use of expensive, harsh and toxic cleaning products. Use these bib liners to protect your gas burners and forget about cleaning. DISPOSABLE HIGH QUALITY ALUMINUM FOIL - Made from high-quality Aluminum Foil that is both durable and reliable highly heat conductive Even though our Durable Electric Burner Bibs are disposable, each of our aluminum foil bibs will last you a long timefor many cooking sessions SUPER EASY CLEANUP & DISPOSABLE - These range protectors can be used over and over again. Just wipe them clean with a damp cloth or remove and replace.