This 9-ounce RV slide seal conditioner lubricates RV slide-out mechanisms to ensure quiet and smooth operation and protects against corrosion and rust. Engineered specifically for recreational vehicles, Hot Shot's Secret 9-ounce RV Slide-Out Lubricant is formulated to extend the life of slide-outs. RV slide-out lube and protectant is long-lasting and safe to use on plastic, vinyl, rubber and metal. RVs are built with a specific purpose in mind, and the additives you use in your RV should follow suit. Have confidence in your RV's performance with Hot Shot's Secret 9-ounce non-drip, anticorrosion RV slide-out protectant.