For setting frames， faucets and basket strainers. Use Oatey Stain-Free Plumber's Putty on granite， marble， quartz， sandstone and other natural porous materials. Will not crack or shrink. Cleans up quickly and easily. Uses a new oil-free， non staining formula that is safe for most surfaces. Great for sinks， bowls， faucets， strainers and shower bases. Stays flexible longer and will not crack or shrink. Perfect for any natural porous surface including: granite， marble， quartz， sandstone， Corian， plastic or any other natural， porous surface. Not for use on ABS.