Put the Foil Gas Burner Liners on top of the stove and and let them do the heavy duty. How to use 1.Remove burner grate. 2.Place burner cover over area, leaving burner uncovered in center. 3.Replace burner grate Caution! Do not touch stove burners or burner covers while stove is hot. The edge of this aluminium foil stove covers is very compatible with sharp, Please use it carefully.Keep out of reach of children！ Specifications: Material: Aluminium Foil QTY: 20 Pack Cover Size: 9.45" x 9.45" Opening Diameter:4.3” Package includes: 20 pcs x Aluminium Foil Stove Covers 【NO MORE SCRUBBING】Foil gas burner liners will catch all the drips, splashes and spills from your cooking, prevent them to spread into the gas top burner. Stop spending hours cleaning up! Protect your stovetop from Scrubbing. Just lift, dispose and replace easily. Keep your stovetop always clean ! 【PREMIUM QUALITY】High Grade Aluminum foil. 100% recyclable, eco-friendly. Best quality foil protects your stoves finish and resist the stove surface from scratches marks. 【UNIVERSAL SIZE】Pack of 20, Standard Size (9.45" x 9.45" Roundness), Opening Hole (Diameter, 4.3") foil bib fits most gas stovetop. You can cut the opening bigger with a pair of scissorst, if needed. 【REUSABLE & EASY TO CLEAN】Durable, strong construction, the covers can be used many times until you are ready to replace. You can just wipe them clean with a damp cloth, or if you want to dispose them, just easily remove and replace. 【YOUR KITCHEN LOOKS GREAT】The sleek silver aluminum liners keep your kitchen spotless and shining with a gas burner liner to catch all the unexpected, yet inevitable mess in your kitchen!