The Star brite 85504 is a marine grade white PTEF lubricant in a 3.7 oz size. It provides lubrication and protection for marine and heavy-duty equipment, resisting wash-off and breakdown while preventing corrosion, seizing, and galling. This formula thrives in temperatures from -65°F to +650°F and is designed for winches, windlasses, turnbuckles, and metal-to-metal applications in saltwater and freshwater.