Our eyeglass anti-mist cleaning spray contains sodium gluconate and sodium hydroxide. It can be long-lasting anti-fog, reduce frequent spray. The way to use it is simple: spray the anti-fog spray directly on the inner surface of the glasses, let it sit for 5 seconds, and then wipe off the anti-fog liquid with the glasses cloth. And aloe leaf extract is gentle and soothing, providing an extra layer of protection for the lens and extending the service life of the lens.