The 3-IN-ONE RVcare Slide-Out Silicone Lube is specially formulated to lubricate, waterproof and prevent rust and corrosion on all types of slide-out mechanisms. It's quick drying, long lasting and safe to use on metal, rubber, vinyl and plastic. How 3-IN-ONE RVcare Slide-Out Silicone Lube keeps any slide-out running smoothly without sticking or squeaking: Lubricates and waterproofs Safeguards against rust and corrosion Dries quick so it won't attract dirt and debris Permanent Smart Straw nozzle offers more control. Spray or stream and Never Lose the Straw Again. 3-IN-ONE RVcare Rubber Seal Conditioner with UV Shield has a long-lasting UV-protection and water-resistant silicone formula that works in extreme temperatures and weather, helping you to actively prevent cracking and fading, and ultimately extend the life of your rubber seals. 3-IN-ONE Trailer Hitch Gel Lube provides a think, protective coating that reduces friction and wear on hitch balls. This helps prevent rust for up to one year, and withstands temperature ranges from -100 degrees F to 500 degrees F, making for easy connecting and disconnecting, ensuring a quieter, smoother ride.