Our Teflon folder are made of non-stick PTFE material 100% paver white a grade hig quality Teflon . Customers tell us that one of the biggest benefits of our Large Teflon folder is the non-stick properties, which means that adhesives, inks and paints will not stick to it. This is not the case with our bone folder; it will only get smoother and shinier with age while making clean up a snap.