---
product_id: 723531832
title: "Ring 4 - Silver - Size 8 - Size Before You Buy"
brand: "oura"
price: "NZ$67"
currency: NZD
in_stock: true
reviews_count: 6
category: "Oura"
url: https://www.desertcart.nz/products/723531832-ring-4-silver-size-8-size-before-you-buy
store_origin: NZ
region: New Zealand
---

# Optimized comfort & data accuracy Custom sizing beats standard rings Precision sizing for perfect fit Ring 4 - Silver - Size 8 - Size Before You Buy

**Brand:** oura
**Price:** NZ$67
**Availability:** ✅ In Stock

## Summary

> 📏 Nail your fit, own your wellness journey with Oura Ring 4 Sizing Kit!

## Quick Answers

- **What is this?** Ring 4 - Silver - Size 8 - Size Before You Buy by oura
- **How much does it cost?** NZ$67 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/723531832-ring-4-silver-size-8-size-before-you-buy)

## 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, recommended for index, middle, or ring finger
- • **Comfort Meets Tech:** Designed for all-day wear without compromising comfort or performance
- • **Find Your Perfect Fit:** Custom sizer ensures your Oura Ring 4 fits flawlessly before purchase
- • **Beyond Standard Sizing:** Unique sizing system tailored for Oura Ring 4, no guesswork or half sizes
- • **Maximize Data Accuracy:** Proper fit means more precise heart rate and sleep tracking

## Overview

The Oura Ring 4 Sizing Kit is an essential tool designed to help you find the exact size for your Oura Ring 4, which uses a unique sizing system different from standard rings. Compatible with all fingers and optimized for comfort and data accuracy, this kit ensures you get the perfect fit to maximize the ring’s advanced heart rate and sleep monitoring capabilities.

## Description

Product Description

Review: Very Quick delivery - Very quick delivery and the product is perfect as expected. Very affordable and useful
Review: かぶれた - 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WVWXR1 |
| Band Material Type | Stainless Steel |
| Box Contents | Oura Ring 4 Sizing Kit |
| Brand Name | OURA |
| Cellular Technology | Not supported |
| Closure Type | Push Back |
| Colour | Sizing Kit |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Country of Origin | USA |
| Customer Reviews | 4.5 out of 5 stars 3,426 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Manufacturer | Oura |
| Metrics Measured | Heart Rate, Sleep Duration |
| Model Number | JZ98-54870 |
| Product Features | Heart Rate Monitor, Activity Tracker, Sleep Monitor |
| Shape | Round |
| Style Name | Sizing Kit |
| Supported Application | Fitness Tracker, Sleep Monitor |
| Unit Count | 1 Count |
| Water Resistance Depth | 100 Metres |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |

## Product Details

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

## Images

![Ring 4 - Silver - Size 8 - Size Before You Buy - Image 1](https://m.media-amazon.com/images/I/518Qh+G3I5L.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## 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

### ⭐⭐ かぶれた
*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

### ⭐ Oura Ring cannot be delivered to some locations.
*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.nz/products/723531832-ring-4-silver-size-8-size-before-you-buy](https://www.desertcart.nz/products/723531832-ring-4-silver-size-8-size-before-you-buy)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-07-21*