Anti-Fog For Glasses + Masks: Keep your glasses crystal-clear while wearing a mask.
Safe For All Lens: Works on eyeglasses, sunglasses, goggles & more. Safe for Anti-Reflective and Non-Anti-Reflective lenses. No Wiping Needed: Easy to apply with a couple sprays. No wiping or cloth needed! Long-Lasting Formula: Safe and effective formula lasts up to 24 hours Travel-Friendly Size: A must-have for your airport experience and destination.
A product that will keep you from fogging up my going from cold to hot cold hot. Works pretty good with a mask as well.