---
product_id: 663440655
title: "Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase"
brand: "oura"
price: "8.63 OMR"
currency: OMR
in_stock: true
reviews_count: 6
category: "Oura"
url: https://www.desertcart.com.om/products/663440655-oura-ring-4-sizing-kit-size-before-you-buy-oura
store_origin: OM
region: Oman
---

# Credit applied on purchase Custom sizing precision Reusable for multiple fingers Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase

**Brand:** oura
**Price:** 8.63 OMR
**Availability:** ✅ In Stock

## Summary

> 📏 Find your perfect fit before it’s gone!

## Quick Answers

- **What is this?** Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase by oura
- **How much does it cost?** 8.63 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/663440655-oura-ring-4-sizing-kit-size-before-you-buy-oura)

## 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

- • **Earn While You Size:** Receive a $10 credit toward your Oura Ring 4 purchase when you order the sizing kit first.
- • **Size Before You Commit:** Avoid guesswork—try before you buy with a sizing kit tailored to Oura’s unique ring dimensions.
- • **Perfect Fit, Every Time:** Custom sizer ensures your Oura Ring 4 fits flawlessly for max comfort and data accuracy.
- • **No Half Sizes, No Hassle:** Simplified sizing from 4 to 15, making your choice straightforward and stress-free.
- • **Universal Finger Compatibility:** Designed to fit any finger on either hand, with recommendations for optimal sensor accuracy.

## Overview

The Oura Ring 4 Sizing Kit is a precision tool designed to help you find the exact ring size for optimal comfort and sensor accuracy. Unlike standard rings, Oura Ring 4 sizes range from 4 to 15 with no half sizes, making this kit essential for a perfect fit. Compatible with all fingers and hands, the kit also grants a $10 credit toward your final Oura Ring 4 purchase, ensuring a risk-free sizing experience.

## Description

The Oura Ring 4 Sizing Kit allows for you and those around you to find the ideal fit before purchasing. With a sizing kit purchase, a 10 credit will automatically be applied to your Oura Ring 4 at checkout. A properly fitting Oura Ring 4 will result in the highest possible data accuracy, comfort, and overall experience. Oura Ring 4 sizes are slightly different from standard ring sizes, so it is important to size yourself using our tools and to follow our sizing instructions. Oura Ring 4 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing your Oura Ring 4 on your index, middle, or ring finger.

Review: excellent - Perfect service
Review: 後で判明したがアマゾンとその他で1000円近く値段が違う。類似の商品にも出て来なかった。 ２４時間装着とあったので着けて寝たら、かぶれでしまった。本商品とは素材が違うが、高いので怖くて買えない

## Features

- OURA RING 4 SIZING KIT - The Oura Ring 4 Sizing Kit is the ideal way to find the perfect size. It’s a custom sizer that allows for you, and those around you, to find the perfect fit before purchasing
- SIZE BEFORE YOU BUY - Oura Ring 4 sizes are different from standard ring sizes. Size yourself with the Oura Ring 4 Sizing Kit. For additional details, see “From the brand” section below
- NOT STANDARD SIZING - Oura Ring 4 sizes are slightly different from standard ring sizes, so it is important to size yourself using our Oura Ring 4 Sizing Kit. Oura Ring 4 is available in sizes 4-15. There are no half sizes
- COMFORT AND ACCURACY - A properly fitting Oura Ring will result in the highest data accuracy, comfort, and overall experience
- CHOOSE A FINGER - Oura Ring 4 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing your Oura Ring 4 on your index, middle, or ring finger. Size the exact finger you plan to wear your Oura Ring 4 on
- HOW IT SHOULD FIT - Oura Ring 4 should fit securely and comfortably at the base of your finger. Your ring should not rotate as you go about normal daily tasks. We recommend wearing your ring sizer for at least 24 hours to confirm your best fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WVWXR1 |
| Guaranteed software updates until | unknown |
| Item model number | JZ98-54870 |
| Manufacturer | OURA |
| Package Dimensions | 16.7 x 11.3 x 1.2 cm; 50 g |

## Product Details

- **Brand:** OURA
- **Colour:** Sizing Kit
- **Included components:** Oura Ring 4 Sizing Kit

## Images

![Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase - Image 1](https://m.media-amazon.com/images/I/518Qh+G3I5L.jpg)
![Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase - Image 2](https://m.media-amazon.com/images/I/51CzPCL9TxL.jpg)
![Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase - Image 3](https://m.media-amazon.com/images/I/51d-W9BxrXL.jpg)
![Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase - Image 4](https://m.media-amazon.com/images/I/71m9EcEY+tL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ excellent
*by N***K on 23 January 2025*

Perfect service

### ⭐⭐ Review
*by A***ー on 9 September 2025*

後で判明したがアマゾンとその他で1000円近く値段が違う。類似の商品にも出て来なかった。 ２４時間装着とあったので着けて寝たら、かぶれでしまった。本商品とは素材が違うが、高いので怖くて買えない

### ⭐ Review
*by F***G on 1 March 2025*

Great sizing tool. However, Amazon SG doesnt allow the actual Oura Ring to be delivered. The status has been “Ordered Received…”

## 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 The Oura Ring Gen3 - Unique Sizing - Receive Credit for Purchase
- RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring

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**Shop now:** [https://www.desertcart.com.om/products/663440655-oura-ring-4-sizing-kit-size-before-you-buy-oura](https://www.desertcart.com.om/products/663440655-oura-ring-4-sizing-kit-size-before-you-buy-oura)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-01-26*