---
product_id: 723531832
title: "Ring 4 Sizing Kit - Size Before You Buy The Oura Ring 4 - Unique Sizing, Not Standard US Ring Sizes - Receive Credit for Purchase"
brand: "oura"
price: "1137760₫"
currency: VND
in_stock: true
reviews_count: 1
category: "Oura"
url: https://www.desertcart.vn/products/723531832-ring-4-sizing-kit-size-before-you-buy-the-oura
store_origin: VN
region: Vietnam
---

# Advanced Sleep Monitoring Heart Rate Precision 24/7 Activity Tracking Ring 4 Sizing Kit - Size Before You Buy The Oura Ring 4 - Unique Sizing, Not Standard US Ring Sizes - Receive Credit for Purchase

**Brand:** oura
**Price:** 1137760₫
**Availability:** ✅ In Stock

## Summary

> 💍 Size smart, track smarter — your perfect Oura Ring awaits!

## Quick Answers

- **What is this?** Ring 4 Sizing Kit - Size Before You Buy The Oura Ring 4 - Unique Sizing, Not Standard US Ring Sizes - Receive Credit for Purchase by oura
- **How much does it cost?** 1137760₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/723531832-ring-4-sizing-kit-size-before-you-buy-the-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

- • **Wear It Your Way:** Fits any finger on either hand for personalized comfort and optimal sensor placement.
- • **Seamless Credit Bonus:** Get a $10 credit applied automatically toward your Oura Ring 4 purchase.
- • **Try Before You Commit:** Sizing kit lets you find your ideal ring size with zero guesswork and zero risk.
- • **Fast & Reliable Delivery:** Quick shipping means you’re on your way to smarter health insights in no time.
- • **Perfect Fit, Perfect Data:** Unique sizing ensures your Oura Ring 4 delivers unmatched accuracy and comfort.

## Overview

The Oura Ring 4 Sizing Kit is designed to help you find the precise fit for the Oura Ring 4, which features heart rate monitoring, activity tracking, and sleep analysis. Unique sizing differs from standard US ring sizes, ensuring maximum comfort and data accuracy. Purchase includes a $10 credit toward your ring, with fast delivery and flexible wear options on any finger.

## 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: Very Quick delivery - Very quick delivery and the product is perfect as expected. Very affordable and useful

## Features

- Heart Rate Monitor, Activity Tracker, Sleep Monitor

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WVWXR1 |
| Colour | White |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,372) |
| Date First Available | 15 October 2024 |
| Item Weight | 50 g |
| Item model number | JZ98-54870 |
| Manufacturer | Oura |
| Other display features | Wireless |
| Package Dimensions | 16.7 x 11.3 x 1.2 cm; 50 g |
| Special features | Heart Rate Monitor, Activity Tracker, Sleep Monitor |
| Whats in the box | Oura Ring 4 Sizing Kit |

## Product Details

- **Brand:** OURA
- **Colour:** White
- **Included Components:** Oura Ring 4 Sizing Kit
- **Manufacturer:** Oura

## Images

![Ring 4 Sizing Kit - Size Before You Buy The Oura Ring 4 - Unique Sizing, Not Standard US Ring Sizes - Receive Credit for Purchase - Image 1](https://m.media-amazon.com/images/I/518Qh+G3I5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very Quick delivery
*by K***L on 25 July 2025*

Very quick delivery and the product is perfect as expected. Very affordable and useful

## 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.vn/products/723531832-ring-4-sizing-kit-size-before-you-buy-the-oura](https://www.desertcart.vn/products/723531832-ring-4-sizing-kit-size-before-you-buy-the-oura)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-03*