Oura Ring 4 Ceramic, Size 5, Petal Water Resistant (JZ90-57459-05)

The Oura Ring 4 Ceramic in Petal, size 5, is a smart ring with a high-performance ceramic exterior and a comfortable titanium interior. It tracks over 50 health metrics and gives you personalised insights into your sleep, activity, readiness, stress, heart health, metabolic health and women's health. With 5 to 8 days of battery life on a single charge, it provides a complete picture of your health 24/7.

Key Features

• Track over 50 health metrics with personalised insights into sleep, activity, readiness, stress, heart health and women's health
• Smart Sensing adapts to your finger to deliver accurate, continuous data, day and night, while optimising battery life
• Up to 8 days of battery life, with quick charging while you shower, so the ring is always ready to wear
• Sleep tracking with Sleep Staging, Nap Detection and Blood Oxygen Sensing (SpO2) for personalised sleep recommendations
• Activity tracking with Automatic Activity Detection, Workout Heart Rate and personalised daily activity goals
• Stress insights with Daytime Stress and Stress Resilience to help you recover from longer-term stressors
• Women's health features including Cycle Insights, Period Prediction and temperature trends for more accurate cycle predictions
• Heart health monitoring of daily heart rate and HRV, plus Cardiovascular Age and Cardio Capacity

About the Oura Ring 4 Ceramic

The ring is designed with recessed sensors on the interior and a titanium interior that is gentle to the touch, even on sensitive skin. With no screens and no vibrations, it is comfortable for 24/7 wear, from a workout to a night out, and it is water resistant. Petal is a light, blush pink with lilac hues, inspired by chrome pink ceramic glaze practices.

Oura is compatible with iOS and Android and integrates with over 40 apps, including Apple Health, Google Health Connect, Natural Cycles, Flo and Strava. A subscription is required, and Oura Membership works hand in hand with the ring. A sizing kit is available for purchase, and Oura ring sizes differ from standard ring sizes, so size yourself before buying.

Oura Ring 4 Ceramic Specifications

Who It's For

This ring suits anyone who wants continuous, around-the-clock health insight without screens or vibrations. It is a good match for people who track sleep, training and recovery, women who want cycle and period insights, and anyone who values a comfortable, ceramic-finished ring in a soft pink.

Browse more smart rings at Tech Supply Shed.

1 Year

OURA