Gadget Cleaner Spray - This lens cleaner thoroughly clean glass and plastic surfaces ranging from eye glasses to computer monitors. Quickly clean glass and plastic lenses. The main features of the Harrods Lens Spray include: Non Static Solution - Spray solution is designed avoid creating static on the lens surface, Cleans For Clarity - This thoroughly clean plastic and glass surfaces for maximum clarity, Pocket Sized Bottle - 100ml bottle is easy to carry for quick and convenient use. Shake well before using. Apply a small amount of the spray onto both sides of your clean lens or surface. Using your fingers, apply evenly in a circular motion on the entire surface. Be sure the liquid is all over the lens, and then let it sit for a minute. After approximately 60 seconds, gently wipe with a dry soft cloth to clear streaks. Let the surface dry completely before using. The Anti Fog spray should be reapplied as needed; The more times applied it the more effective it will be!