Refill your dive kit and keep your view clear with Stream2Sea Professional Mask Defog Refill. This larger refill size uses the same professional-strength, long-lasting anti-fog formula as Stream2Sea’s original mask defog, helping prevent fog buildup on scuba masks, snorkel masks, swim goggles, and other water sport lenses.

Made with aloe vera and gentle, eye-conscious ingredients, this refill helps you reuse your existing bottle while reducing extra packaging waste. Its Reef-Safer™ formula is biodegradable, USDA Biobased, non-nano, and formulated to be safer for aquatic life, making it a cleaner choice for divers, snorkelers, swimmers, and ocean lovers.

Certifications/Claims: Reef-Safer™, USDA Biobased, Biodegradable, Non-Nano

Crafted without nano particles, parabens, phthalates, or synthetic fragrance.

Best For: Scuba masks, snorkel masks, swim goggles, safety goggles, ski goggles, sports lenses, dive bags, beach trips, water sports, frequent divers, and low-waste gear refills.

Key Ingredients: Deionized water, aloe vera leaf extract, and sodium lauroyl methyl isethionate

Size: 16 fl oz / 473 mL

Formula: Professional-strength anti-fog refill, biodegradable, reef-safer, non-nano, aquatic-conscious

Product Care: Store in a cool, dry place away from direct sunlight and excessive heat. Keep the refill container tightly closed when not in use to help prevent leaks and preserve freshness.

End of Life: Recycle packaging according to local recycling guidelines when empty. Refill and reuse smaller defog bottles when possible to reduce single-use waste.