Oura Ring 4 Ceramic Midnight Czechia Design with 3D rubber printing

Design with 3D rubber printing finishes

anywhereRockBand Flex allows athletes of any fitness level to build muscle and improve athletic performanceLatex Free

A minimum of 70% of this product is a blend of recycled and renewable materials

For perfect clear vision

WRIST-BASED HEART RATE Get heart rate data along with alerts if your heart rate stays high while you’re at rest

Oura Ring 4 Ceramic Midnight Czechia Design with 3D rubber printingNew Smart Sensing technology provides enhanced accuracy, deeper personalization, and longer battery life. Sleek, fully titanium design and discreet sensors provide 24 7 comfort. With 5 8 days** of battery life per charge, never miss a beat when it comes to tracking your health. Oura Membership grows with you Track over 50 health and wellness metrics, and get personalized insights into your sleep, activity, stress, metabolic, heart health, and womens