A complimentary Ring Sizing Kit is included with every order and will be sent first, allowing you to confirm your perfect fit before your Luna Gen 2 Smart Ring is dispatched. Already know your Luna Ring size? You can purchase the Luna Gen 2 Smart Ring separately in your preferred size and colour.
Gain deeper insights into your sleep, recovery and overall wellbeing with the Luna Gen 2 Smart Ring with Sizing Kit. Designed for comfortable 24/7 wear, Luna combines advanced health sensors with powerful app-based insights to help you better understand your body's daily rhythms, recovery patterns and wellness trends. Track sleep stages, heart rate, blood oxygen, skin temperature and activity throughout the day and night, all from a lightweight titanium ring with up to 5 days battery life and no subscription required.
Key Features
- Complimentary Sizing Kit to confirm your size before your Luna Ring is sent.
- Sleep and recovery tracking monitors sleep stages, movement, heart rate and temperature, providing personalised sleep scores and recovery insights.
- Wellness insights including heart rate, blood oxygen, stress and daily readiness through the Luna Ring App.
- No subscription required to access Luna Ring App insights.
- Lightweight titanium design for comfortable 24-hour wear.
- Durable coating protects the ring’s finish.
- Seamless inner ring moulding is non-allergenic and non-metallic for comfortable contact against the skin.
- 5 ATM water resistance supports everyday wear, including hand washing, showering, swimming and water exposure up to 50 metres.
- Multi-sensor technology includes green LED heart rate sensors, red light blood oxygen sensing, skin temperature sensor, photodiodes and a 3-axis accelerometer.
- Up to 5 days battery life helps you stay on top of your health and wellness insights with less time spent charging. The included charging case offers convenient charging and storage, with a full recharge taking approximately 60 to 80 minutes.
- Bluetooth Low Energy 5 connectivity pairs with the Luna Ring App, with automatic firmware updates and compatibility with iOS 18 or later and Android 6 onwards.
Choosing your Luna Ring size
- Find your fit: Wear the sizing ring on your non-dominant index finger. Your middle or ring finger may also provide a comfortable fit. Between two sizes? Sizing up is recommended.
- Sensor check: Ensure the sensor bump on the inside of the ring sits against the palm side of your finger.
- Mind the gap: Make a fist to ensure the ring feels secure without large gaps between the ring and your finger.
- 24-hour wear: Finger size can change throughout the day, so wear it for 24 hours to ensure consistent comfort.
- Scan and submit: Scan the QR code on your kit, then enter your size, colour and order ID. Once confirmed, your Luna Ring will be mailed to you.
Luna Gen 2 Smart Ring with Sizing Kit - Stardust Silver
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