Swiftly lifts and removes dirt: dust: debris : oil Reduces visible soil to below detectable limits (.2 to .3% haze). Streak-free : residue-free : haze-free results. Alcohol and silicone-free. Methanol : ethanol: and isopropanol-Free. Butoxyethanol-free.Safe to use on any lens or coated surface. Won’t degrade or delaminate lens material. temps as low as -40 DEG C. 5 year shelf life1.