Quantity: Choice of 50 PC or 100 PC AVOID MESSY STAINS: This value pack includes 50 OR 100 (By your choice) sheets which measures 7.5? round burner liners and 3.25? inner opening diameter. These round burner protectors are constructed to fit almost all gas stovetops and cooktop brands. PREMIUM MATERIALS: Gas stove burner covers are made of high quality aluminum foil. These heavy duty covers are highly heat conductive materials and are extra durable great as drip pans for electric stove too. The non-toxic sleek silver aluminum liners will add superior class to your kitchen. NO HARSH STOVE TOP CLEANER: A great way to stop using highly concentrated cleaning chemicals. The round burner liner can help you stay out of harsh, environment or health toxic, and expensive cleansers. This is heavy-duty which can prolong the usage and re-use the covers repeatedly. WIDELY-USE:PROTECTION: Disposable foil liners catch boil overs, sticky sauce oil, grease, and messy food spills. You don?t need to scrub often to keep your stove clean and neat. This maintains stove finish to be shiny all day. It also protects the stove surface from scratches and unwanted marks. USER-FRIENDLY DRIP TRAY: Burner covers for gas stove is extra durable, easy to install and to remove. This is a perfect solution to save cleaning time with your stove-top burner. Easy to clean, can be discarded easily after used. 100% money back satisfaction guarantee.