---
product_id: 745263890
title: "- OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase"
brand: "oura"
price: "€ 26.19"
currency: EUR
in_stock: true
reviews_count: 5
category: "Oura"
url: https://www.desertcart.com.cy/products/745263890-oura-ring-4-sizing-kit-size-before-you-buy-unique
store_origin: CY
region: Cyprus
---

# Precision sizing kit for perfect fit Credit applied toward purchase Unique smart ring sizing classification - OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase

**Brand:** oura
**Price:** € 26.19
**Availability:** ✅ In Stock

## Summary

> 💡 Size smart, wear smarter — your perfect Oura Ring awaits!

## Quick Answers

- **What is this?** - OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase by oura
- **How much does it cost?** € 26.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/745263890-oura-ring-4-sizing-kit-size-before-you-buy-unique)

## Best For

- oura enthusiasts

## Why This Product

- Trusted oura brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek & Comfortable:** Designed to accommodate the wider band of the Oura Ring 4, ensuring all-day wearability without compromise.
- • **Find Your Perfect Fit:** Avoid guesswork with a compact, easy-to-use sizing kit designed exclusively for smart rings.
- • **Tailored for Smart Tech:** Unique sizing classification ensures your Oura Ring 4 fits comfortably and functions flawlessly.
- • **Join the Health Revolution:** Step confidently into the future of wearable tech with a sizing kit that guarantees your gateway to advanced health insights.
- • **Risk-Free Sizing Experience:** Receive credit toward your Oura Ring 4 purchase when you use the sizing kit—smart shopping made simple.

## Overview

The Oura Ring 4 Sizing Kit offers a precise, user-friendly way to determine your ideal smart ring size before purchase. Featuring a unique sizing classification tailored for the Oura Ring 4’s wider band, this kit ensures comfort and accuracy. Plus, it provides credit toward your final purchase, making it a savvy first step in joining the cutting-edge health monitoring revolution.

## Description

Introducing Oura Ring 4: the latest evolution of the revolutionary smart ring. Oura Ring 4 brings you closer to what matters most — your health. The updated all-titanium design is powered by Smart Sensing, a new sensing platform that doesn’t just measure your biometrics, it adapts to you, providing insights into over 30 biometrics including sleep, readiness, activity, heart health, stress, and women’s health. Oura Ring 4 quietly and comfortably monitors your health and with up to 8 days of battery life — you can forget it’s even on. Sleeker, smarter and more accurate than ever, Oura Ring 4 is made for you.

Review: Slecht. - Duurde lang voordat het aankwam en en geen 10 euro bon gekregen voor het kopen van de oura ring 4.
Review: I'ts Always Good To Try Before You Buy!

## Features

- Compact and intelligent design for comfortable everyday wear
- Advanced health monitoring capabilities, including heart rate, sleep patterns, and activity tracking
- Long battery life with convenient wireless charging
- Seamless smartphone app integration for detailed health and activity analytics
- Available in multiple finishes and sizes for personalized style

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DWFSW47F |
| Best Sellers Rank | #108,135 in Electronics ( See Top 100 in Electronics ) #39 in Rings |
| Colour | White |
| Country of Origin | USA |
| Customer Reviews | 4.4 4.4 out of 5 stars (848) |
| Date First Available | 1 March 2025 |
| GPS | No GPS |
| Item Dimensions LxWxH | 14 x 14 x 2.5 Centimeters |
| Item Weight | 0.55 g |
| Item model number | JZ98-54867 |
| Manufacturer | Oura |
| Other display features | Wireless |
| Product Dimensions | 14 x 14 x 2.5 cm; 0.55 g |
| Whats in the box | Oura Ring 4 Sizing Kit |

## Images

![- OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase - Image 1](https://m.media-amazon.com/images/I/611YGgDMh9L.jpg)
![- OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase - Image 2](https://m.media-amazon.com/images/I/71n+EP-FRyL.jpg)
![- OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase - Image 3](https://m.media-amazon.com/images/I/71KwnBmYmIL.jpg)
![- OURA Ring 4 Sizing Kit - Size Before You Buy - Unique Sizing Classification for Smart Rings - Receive Credit for Purchase - Image 4](https://m.media-amazon.com/images/I/71tgpeFMDzL.jpg)

## Customer Reviews

### ⭐ Slecht.
*by A***K on 18 January 2026*

Duurde lang voordat het aankwam en en geen 10 euro bon gekregen voor het kopen van de oura ring 4.

### ⭐⭐⭐⭐⭐ I'ts Always Good To Try Before You Buy!
*by C***R on 17 December 2025*



### ⭐⭐⭐⭐⭐ Utile
*by V***S on 4 February 2026*

Molto utile per misurare il diametro e la vestibilità sul dito. Il problema è che il dispositivo che si dovrebbe acquistare dopo la misurazione non è utile per rilevare la pressione sanguigna

## Frequently Bought Together

- Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase
- Oura Ring Gen3 Sizing Kit-Size Before You Buy for Heritage and Horizon Rings-Measure Sizes 6-13 for Fit Before Purchasing, Sizes are Unique to Oura

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**Shop now:** [https://www.desertcart.com.cy/products/745263890-oura-ring-4-sizing-kit-size-before-you-buy-unique](https://www.desertcart.com.cy/products/745263890-oura-ring-4-sizing-kit-size-before-you-buy-unique)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-19*