Oura Ring 4 Smart Fitness Ring, All-Titanium, Silver, Size 6, Up to 8 Days Battery Life, Health Activity Tracker JZ90-54217-06 Manufacturer-TRENDnet heat-resistant glass is PFOA- and

heat-resistant glass is PFOA- and BPA-free

Safety Features and Stable Design: Includes a safety sensor preventing accidental starts and steel claws on the base to securely grip surfaces during use

With Bluetooth functionality

Customizable Settings--Features 3 suction modes (Stimulation

Weighing only 21 pounds

Oura Ring 4 Smart Fitness Ring, All-Titanium, Silver, Size 6, Up to 8 Days Battery Life, Health Activity Tracker JZ90-54217-06 Manufacturer-TRENDnet heat-resistant glass is PFOA- andThe Oura Ring 4 represents the latest advancement in smart ring technology, crafted from lightweight and durable titanium for all day comfort and water resistance. Powered by Smart Sensing, it continuously monitors over 50 health metrics such as sleep stages, heart rate variability, stress levels, activity types, and womens health parameters including menstrual cycle tracking. Its adaptive sensing platform personalizes data collection to provide