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Oura Ring 4
Oura Ring 4 Ceramic
Oura Ring 4 Charging Case
Opt into Oura Labs to gain exclusive access to experimental features, provide feedback, and stay up to date with the latest Oura research.
Explore how Oura builds, tests, and scores the underlying intelligence that powers AI-driven features like Oura Advisor.
Explore how PPG technology—the light-based sensors used in smart rings like Oura—is advancing cardiovascular and respiratory health tracking.
Oura Ring 5 is waterproof up to 100 meters with an IP68 rating. Learn what these ratings mean and where you can wear it—from sauna sessions to swims.
