14 OZ, Sta Put Ultra Plumbers Putty, Professional Grade, Non-Staining, Safe For Most Types Of Plumbing Fixtures & Surfaces, Oil Free & Can Be Used Without Pre-Treatment, Includes Natural, Porous Surfaces Such As Stone, Marble, Granite, Plastics, Rubber & Fiberglass As Well As Grout & Manufactured Sinks, Shower Bases, Countertops, & Other Surfaces, Molds Easily, Remains Permanently Soft, Malleable & Flexible, Does Not Melt, Rot, Crumble, Dry Out Or Shrink, Easy To Clean Up, Does Not Leave A Greasy Residue On Hands Or Surfaces, Meets Or Exceeds Federal Specification A-A-3110.