Zyml Strik - 8.5 oz Naturally Derived Product that is 100% Satisfaction Guaranteed ! Safe for all metal, plastic and rubber. Zyml Strik Contains Lemon Rind Oil, Grapefruit Rind Oil, Citric Terpene, Cetyl Cocamide (derived from coconut oil), Cocamide, Spun Tallow and Castile Soaps. Perfect on new, classic and antique Engines and Undercarriages. Mix to your desired strength. Technical support: zymoltech@zymol.com