Penray 3416 Silicone Spray - 10-Ounce Aerosol Can Waterproofs, Lubricates, and Insulates All Types of Mechanical Equipment Clear, Lightweight Coating is Ideal for Rubber and Metal Lubricates and Prevents Freezing of Doors, Locks, Windows, and Drawers Wont Melt, Freeze, or Gum-Up; Effective from -35 to 325-Degrees F Designed for Automotive, Heavy Duty, Farm, Industrial, Snow Plow Blades, and Marine Use