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OURA MEMBERSHIP - First month of membership is included with purchase, for new members only. Subscription is 5.99/mo afterwards. Or opt for the annual prepaid option for 69.99. Membership is tied to your account via the Oura App, not your physical ring
ACCURATE SIZING ESSENTIAL - Oura Ring 4 uses unique sizing different from standard jewelry rings; use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing
ACCURACY - SMART SENSING - Oura tracks over 50 health metrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to you — delivering accurate, continuous data, day and night
SLEEP DECODED EVERY NIGHT & DYNAMIC RECOVERY: Detailed insights into REM, Deep Sleep, Light Sleep, and Wakefulness plus sleep debt tracking. Dynamic Recovery Score blends heart rate, HRV, and skin temperature to tell you when to push hard or take it easy. Actionable nudges to improve sleep quality every night. The sleep tracker ring that works while you sleep — wellness insights all personalised to you.
SIZE FIRST — NO SUBSCRIPTION: ALL features included FREE — sleep, activity, stress, HRV, recovery, and more. No hidden fees, ever. Up to 6 days battery life on a single charge — outlasts most smart rings. Available in 15+ languages. Grab the Sizing Kit first — sizes differ from standard. 10 sizes (5–14). IN THE BOX: Ring AIR, Wireless Charger, USB-C Cable. Available in 6 colours.
COMPREHENSIVE HEALTH & FITNESS TRACKING: Track heart rate, HRV, skin temperature, stress, blood oxygen (SpO2), steps, and calories — all from your finger. 20+ workout modes with a dedicated cardiovascular insights mode. Your all-in-one health tracker, fitness tracker, step counter, pedometer, activity tracker, and sleep ring. Works as a heart rate monitor round the clock. Lighter than a coin — the smart ring that replaces your fitness watch.
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Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
SLEEP DECODED EVERY NIGHT & DYNAMIC RECOVERY: Detailed insights into REM, Deep Sleep, Light Sleep, and Wakefulness plus sleep debt tracking. Dynamic Recovery Score blends heart rate, HRV, and skin temperature to tell you when to push hard or take it easy. Actionable nudges to improve sleep quality every night. The sleep tracker ring that works while you sleep — wellness insights all personalised to you.
SIZE FIRST — NO SUBSCRIPTION: ALL features included FREE — sleep, activity, stress, HRV, recovery, and more. No hidden fees, ever. Up to 6 days battery life on a single charge — outlasts most smart rings. Available in 15+ languages. Grab the Sizing Kit first — sizes differ from standard. 10 sizes (5–14). IN THE BOX: Ring AIR, Wireless Charger, USB-C Cable. Available in 6 colours.
COMPREHENSIVE HEALTH & FITNESS TRACKING: Track heart rate, HRV, skin temperature, stress, blood oxygen (SpO2), steps, and calories — all from your finger. 20+ workout modes with a dedicated cardiovascular insights mode. Your all-in-one health tracker, fitness tracker, step counter, pedometer, activity tracker, and sleep ring. Works as a heart rate monitor round the clock. Lighter than a coin — the smart ring that replaces your fitness watch.
SOS EMERGENCY ALERT: One touch sends GPS location via SMS and initiates a call to your emergency contact. Configurable via the free ArcX app on iOS and Android. No subscription fee required.
IP67 WATERPROOF AND SHOCKPROOF: Weighing just 9g. Wear as a finger ring using one of five included silicone stretch-fit sizes, or mount onto handlebars, paddle shafts or ski poles using the included strap mount.
HANDS-FREE BLUETOOTH CONTROLLER: Controls smartphone music playback, call answering and Bluetooth-enabled devices via thumb-operated joystick. Compatible with iOS and Android. Functions during cycling, skiing, kayaking, rowing and trail running. Glove compatible.
【Touch & Voice Control at Your Fingertips】 No more tangled earbuds, no more pulling your phone out. These Bluetooth Smart Glasses let you answer calls, adjust volume, skip music and activate Siri or Google Assistant with a simple touch on the temple. Whether your hands are on the steering wheel, gym equipment or shopping bags — your commands stay effortless.
【Immerse in Open-Ear Sound – Stay Aware, Stay Connected】 Walk, drive or work without blocking your ears. These VANIR Bluetooth Smart Glasses use an open-ear speaker system that lets you enjoy music, podcasts and calls while still hearing the world around you. Whether you're cycling along the coast, commuting on the tram or relaxing outdoors, the HD microphone ensures your voice is heard clearly on every call. Bluetooth 5.4 offers fast pairing and a stable connection up to 10 metres away.
【All-Day Battery Life Designed for Real Life】 Power through long workdays, outdoor adventures or weekend road trips. With a built-in 500mAh battery, these Smart Audio Sunglasses deliver up to 4 hours of music, 6 hours of call time and 7 days of standby. They fully recharge in just 2 hours and automatically power down when folded — no wasted energy, no extra steps.
【Size Before You Buy】Please according to the wearing instructions on the details page, first measure your finger circumference, then calculate the inner diameter of your finger, find the corresponding ring size number and select it.
【Health Tracking】The Smart Ring is a comprehensive health tracker that monitors your heart rate, blood oxygen levels, and sleep patterns. IP68 waterproof smart ring is not afraid to swim and can be worn in the shower.
【Fitness Companion】Intelligent ring support Multiple exercise modes + map track exercise, including walking, running, cycling, etc. after exercise to view APP exercise data, such as exercise time, exercise distance, heart rate changes, calories consumed, etc. a clearer understanding of the factors affecting health and exercise capacity.
Selfie Camera and Video Recorder: Equipped with a selfie camera and video recorder, this watch lets kids capture fun moments on the go. They can take pictures, record videos, and view them in the photo album.
Interactive Playable Games: The watch includes various interactive games, providing entertainment and educational value. It’s a great way to keep kids engaged and learning throughout the day.
10 Changeable Watch Faces: This Transformers kids smart watch features 10 different watch faces, allowing children to customize their look with their favorite Transformers characters. Perfect for everyday wear.
【Long-Lasting Battery & Ultra-Comfortable Design】: Experience seamless, all-day wear. Enjoy up to 5 days of battery life on a single charge, extending to over 30 days using the included smart charging case. The WooWood ring features an updated, ultra-thin and lightweight design for exceptional comfort – you'll barely feel it on your finger.
【Health & Fitness Tracking】: The Smart Ring automatically tracks vital health metrics around the clock. It precisely monitors diverse activities (running, cycling, yoga, swimming & more), recording steps, distance, calories burned, exercise duration, and routes via the app.
【Check Size Chart for Perfect Fit】: Ensure maximum comfort and avoid returns. Before purchasing your Smart Ring, please carefully measure your finger and refer to our detailed size chart for an ideal, comfortable fit tailored to you. We also offer Smart Ring Sizing kit, which can measure your size more accurately!
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