Protect your skin while you make a splash with Stream2Sea’s best sunscreen for swimming—trusted by divers, surfers, snorkelers, and outdoor lovers around the world. Formulated with non-nano zinc oxide, our broad-spectrum SPF sunscreens offer strong protection from harmful UVA and UVB rays, even in the water.

What makes them perfect for swimming? Each sunscreen is highly water-resistant, designed to stay on through waves, laps, and long days under the sun. No greasy film, no stinging eyes—just smooth, reef-safe protection that feels good on your skin and is gentle on the ocean. Enriched with green tea, aloe, olive leaf, and wakame, our formulas nourish and calm your skin while shielding it from the elements.

Unlike chemical sunscreens that wash off and harm marine ecosystems, our formulas are biodegradable, ocean-friendly, and tested safe for freshwater and saltwater life—so you can swim with peace of mind.

Whether you're training in the pool or exploring coral reefs, our sunscreens are made to move with you.

High-performance sun care that’s safe for your skin—and the sea.