Introducing Oura Ring 4: Sleeker. Smarter. Made for you.

Oura Ring 4 is the next evolution of the revolutionary smart ring, designed to help you get up close and personal with your health. It's built around a breakthrough sensing technology, Smart Sensing, which adapts to your finger to deliver accurate, continuous data. With up to 8 days of battery life, Oura Ring 4 provides the most complete picture of your health. It has a fully-titanium design with recessed sensors on the interior, making it more comfortable than ever before and gentle, even on sensitive skin. Oura Ring 4 comes in an expanded size range (sizes 4-15) and six stunning finishes to fit your style and your finger, effortlessly.