Nano Anti-Fog Agent for Glasses, Long-Lasting Semiconductor Swimming Defogger 15ML 130 Uses with Built-in Sponge for Diving, Swimming Training, etc.

[Portable and Travel-Friendly] The compact bottle design is lightweight and leakproof, ideal for carrying in your swim bag or travel gear. With no liquid inside, it meets airline security standards and is suitable for swim training sessions or diving trips on vacation. [Long-Lasting Anti-Fog Performance] This anti-fog agent for swimming goggles provides up to 3 hours of continuous fog-free clarity for intense swim sessions or relaxed diving. The innovative formula prevents fogging on lenses, even in extreme temperature changes, ensuring underwater clarity every time. [Easy to Use and Economical] Simply add 15ml of pure water, shake well, and apply for instant fog. Each 15ml bottle provides approximately 130 uses, offering excellent value. The fast-dissolving formula saves time and effort compared to traditional anti-fog solutions. [Safe and Gentle Formula] Our agent Anti-fog is composed of harsh chemicals and irritating odors, making it safe for all skin types, including sensitive eyes. It withstands high and low temperatures without evaporating, providing reliable performance in any swimming or diving environment. [Solid Concentrate Technology] Featuring advanced solid-state concentration technology with a built-in sponge for optimal paste adhesion. Simply add water and the concentrated liquid dissolves instantly, ready to apply for immediate fog protection without any messy spills.