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 hoursTravel-Friendly Size: A must-have for your airport experience and destination (1 fl. oz).