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Mask Defog & Kits
Professional Grade - For Serious Performance
Our Mask Defog keeps your lens clear dive after dive, so you can focus on what's in front of you. Just another way to protect what we love, and see it clearly while we do!
Non-Nano
Reef-Safer™
Broad Spectrum
Water Resistant
Antioxidant Blend
USDA Biobased
EWG Verified
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FLASH DEAL
Professional Mask Defog
Regular price $9.95Regular price -
FLASH DEAL
Water Sport Ear Rinse
Regular price $9.95Regular price -
FLASH DEAL
Professional Mask Defog Spray
Regular price $9.95Regular price -
FLASH DEAL
Professional Mask Defog Refill
Regular price $34.95Regular price -
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Diving Bundle: Defog + Mask Strap
Regular price $19.20Regular price
Explore More
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SPF Protection - Mineral Sunscreens, SPF Lip Balms & More
Protect Your Skin, Protect our Blue Planet Our Reef-Safer™ sunscreens offer broad-spectrum...
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Biobased Hair & Body Care
Clean skin lotion and gels, and shampoo & conditioner body care made...
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Dive & Water Sports
Made for Water Lovers From eco-friendly and professional-grade mask defog solutions to...
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Value Bundles
Discover Stream2Sea's eco-conscious products in money-saving value sets.
![[S2S] Biobased Hair & Body Care - Stream2Sea](http://stream2sea.com/cdn/shop/collections/6381802_1.webp?v=1780532289&width=1500)
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Explore the Science Behind Stream2Sea
Labels are easy. Testing takes more. Explore the research and testing behind our formulas, from aquatic toxicity and coral larvae studies to biodegradability and product quality testing, so you can make a more informed choice for yourself and our waters.
Dive Deeper Blog
View all-
Stream2Sea has earned an EcoVadis Gold Medal
If you've ever wondered whether a brand's sustainability talk holds up behind the label, this is what an outside audit of that looks like. We're Top 5%. Here's Why That...
Stream2Sea has earned an EcoVadis Gold Medal
If you've ever wondered whether a brand's sustainability talk holds up behind the label, this is what an outside audit of that looks like. We're Top 5%. Here's Why That...
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Mineral Sunscreen for Black Skin and Melanin-Ri...
The water calls to us, regardless of skin color; and whether you're gearing up for a dive, leading a snorkel group, or simply planning a day at the beach, sun...
Mineral Sunscreen for Black Skin and Melanin-Ri...
The water calls to us, regardless of skin color; and whether you're gearing up for a dive, leading a snorkel group, or simply planning a day at the beach, sun...
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Eleven Years: One Moment in Palau. One Question...
In 2013, I was diving in Palau — one of the planet's most biodiverse coral ecosystems. It was the healthiest, most beautiful reef I'd ever seen. Then something happened that...
Eleven Years: One Moment in Palau. One Question...
In 2013, I was diving in Palau — one of the planet's most biodiverse coral ecosystems. It was the healthiest, most beautiful reef I'd ever seen. Then something happened that...
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4 Things to Know About Bemotrizinol, the New Su...
A follow-up to our earlier piece, Is Bemotrizinol Really a Safer Sunscreen Filter? What You Should Know Before Trusting It. When we first wrote about bemotrizinol, it was an ingredient...
4 Things to Know About Bemotrizinol, the New Su...
A follow-up to our earlier piece, Is Bemotrizinol Really a Safer Sunscreen Filter? What You Should Know Before Trusting It. When we first wrote about bemotrizinol, it was an ingredient...
