Oura Debuts a Ceramic Collection for Its Smart Ring and a $99 Charging Case
It’s a good time to be Oura, the world’s most prominent smart ring company. The company debuted the Oura Ring 4 in late 2024 with an updated design, slimmer sensors, and software updates. It was an unmitigated success—out of 5.5 million Oura rings sold since its inception in 2013, nearly half of them were sold … Read more