Check the listing for details. Triangular Pinball Insert Leveling Mylar Sticker -- Fix Cupped, Sinking Inserts. Condition: New. Listed at 5.99 USD. **FREE SHIPPING on Mylar Sticker Orders World-Wide!** Get rid of those ball hang-ups, and save your playfield from further damage! By applying insert mylar, you're not only protecting the insert paint, but the playfield wood and paint around the insert hole. Make sure to measure your insert plastics before ordering to ensure they are the right size. See picture to help measure your insert. We have multiple size options in our eBay Store! Included: 10 Triangular (1.5" x 5/8") Insert Leveling Mylar Stickers. Instructions:Before applying, make sure to clean the insert plastic. Then, apply using a tweezers with appropriate lighting. Firmly secure by applying pressure. Done! We also sell the following other sizes on our eBay Store:1/2" Mylar Circles3/4" Mylar Circles5/8" Mylar Circles7/8" Mylar Circles1" Mylar Circles1 3/16" Mylar Circles1 1/4" Mylar Circles1 1/2" Mylar Circles1 3/4" Mylar Circles2" Mylar Circles2 3/4" Mylar CirclesTriangular Mylar (1.5" x 5/8")We also have 3" x 8.5" Sheets of Mylar (for custom needed shapes)See our eBay store for these other sizes! Not sure which sizes to order? The most commonly used insert sizes in the 1960s-1980s were 5/8", 3/4", 1", and 1 3/16"