# 4 Ceramic - Cloud Smart Ring

- **Brand:** Oura
- **Price:** $399.00
- **Catalog:** ouraring
- **Retailer:** ouraring
- **Product URL:** https://go.cosimo.shop/r/gAAAAABqwOa82ZoHk-M-pKOlcIRMsfZ8LHPmJFVJ_0DOd5FpKvG3CPLll0vGJvexNoJ5qarXLch-OxBbOeI-csbd45ACXG0Cjmdhv09zGtnB9k6R1tlsF_uuUN5SHfjQh1j6gRVuEHzqJuDK4GxyN-P2Unw9oHTMPpS9b2jd8vwEatZDSBnB-f5Xoy41UVi7yoBT3821vZSdiMFqiuYtgG33UCHeBlo8ImqWzKwyHOLdfleIH9RSKI48-b8WS6HC02EFVsmCTHOwmdg-vAtZjP3m_SKJUYVSXHYN_3x82SdC8Vmkai04cGH2jB_psk0FE_QfgHPO0SV0wkV3NxhuN-pTX7qZgXwH3bWoN5h3M6hDbv8vUmnvfqdB_RfRYiCyx5oO_LRqJ7w4Lo4NedHW-TY2mPVU9Gml24ZQw7-GgUOfTwRPm0pbXV3pWhezQ8o4mNN-zLRrtVAh
- **Availability:** In stock

## Summary

A minimalist smart ring featuring a polished white zirconia ceramic exterior and a seamless titanium interior, designed for sleep, activity, and wellness tracking.

## Description

Experience the Oura Ring 4 Ceramic in Cloud. Stylish and durable premium zirconia ceramic finish with powerful sleep, activity, and wellness insights.

## Appearance

- **Colors:** Cloud, Midnight
- **Materials:** High-performance zirconia ceramic exterior, Seamless titanium interior, Water resistant up to 100m/328 ft, Minor scratches from regular wear are normal, Erasable scuffs may occur while handling metal objects, Zirconia Ceramic

## Categories

- **Categories:** Smart Ring

## Additional Attributes

- **sensors:** Red and infrared LEDs measure blood oxygen levels, Green and infrared LEDs alternate to measure heart rate and heart rate variability 24/7 and respiration rate, Digital sensor measures temperature trends, Accelerometer tracks movement and activity 24/7
- **material:** Zirconia Ceramic
- **eligibility:** HSA/FSA eligible
- **battery life:** 5-8 days of battery life **, Typically charges in 20-80 minutes, depending on battery level
- **connectivity:** Bluetooth Low Energy, Automatic firmware updates via Oura App, EMF-safe, Supports airplane mode, FCC-certified
- **compatibility:** Oura App is available in English, Finnish, Japanese, German, French, Spanish, Italian, Norwegian, Swedish, Czech, Dutch, and Danish, Supports metric and imperial units of measurement, Integrates with 40+ apps, Available on iOS and Android
- **quality materials:** High-performance zirconia ceramic exterior, Seamless titanium interior, Water resistant up to 100m/328 ft, Minor scratches from regular wear are normal, Erasable scuffs may occur while handling metal objects
- **weight and dimensions:** Width: 7.9 mm, Thickness: 3.51 mm, Weight: 5.1 - 8.1 g (depending on ring size)

## Enrichment

- **Type:** smart ring
- **Type Synonyms:** wearable tracker, health ring
- **Tags:** ceramic finish, seamless interior, water resistant, polished
- **Styles:** minimalist, modern, techwear
- **Colors:** midnightblue, white
- **Color Families:** Blue, White
- **Category Path:** Apparel & Accessories > Jewelry > Rings
- **Jewelry material:** Ceramic, Titanium
- **Pattern:** Solid
- **Ring design:** Band
- **Canonical Brand:** Oura

## Images

- ![Image 1](https://cdn.octogen.ai/cce98d5cf0efe8a284fdddaf1027ca78/86491d05f76de6da0e73ff7c0dffb448.webp)
- ![Image 2](https://cdn.octogen.ai/cce98d5cf0efe8a284fdddaf1027ca78/59646fa47053ecf4bc954b01461754f7.webp)
- ![Image 3](https://cdn.octogen.ai/cce98d5cf0efe8a284fdddaf1027ca78/72ad10f909cdb237a828844850e529da.webp)
- ![Image 4](https://cdn.octogen.ai/cce98d5cf0efe8a284fdddaf1027ca78/a204e9c9bea8d722d160ba89e8a2d951.webp)
- ![Image 5](https://cdn.octogen.ai/cce98d5cf0efe8a284fdddaf1027ca78/330ffa799a376e298dc1b3edbc659d90.webp)

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*Source: cosimo.shop | Product ID: 024a8f33-0e0b-4c52-b447-ca8953233aa2 | Canonical URL: https://cosimo.shop/product/oura/4-ceramic-cloud-smart-ring-024a8f33-0e0b-4c52-b447-ca8953233aa2*