---
product_id: 661191227
title: "Oura Ring 4 Sizing Kit - Smart Ring Accessory - Before You Buy - Unique Sizing, Not Standard US Sizes - Receive Credit for Purchase - Compatible with Oura App, Android & iOS"
brand: "oura"
price: "Rp407299"
currency: IDR
in_stock: true
category: "Oura"
url: https://www.desertcart.id/products/661191227-oura-ring-4-sizing-kit-smart-ring-accessory-before-you
store_origin: ID
region: Indonesia
---

# Precision sizing for perfect fit Seamless app compatibility 10 credit applied towards purchase Oura Ring 4 Sizing Kit - Smart Ring Accessory - Before You Buy - Unique Sizing, Not Standard US Sizes - Receive Credit for Purchase - Compatible with Oura App, Android & iOS

**Brand:** oura
**Price:** Rp407299
**Availability:** ✅ In Stock

## Summary

> 📏 Find your perfect fit, unlock your smartest self.

## Quick Answers

- **What is this?** Oura Ring 4 Sizing Kit - Smart Ring Accessory - Before You Buy - Unique Sizing, Not Standard US Sizes - Receive Credit for Purchase - Compatible with Oura App, Android & iOS by oura
- **How much does it cost?** Rp407299 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/661191227-oura-ring-4-sizing-kit-smart-ring-accessory-before-you)

## 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

- • **Smart Credit Bonus:** Get $10 credit instantly applied to your ring purchase—size now, save later.
- • **Universal Finger Fit:** Wear on any finger, any hand—comfort and data accuracy wherever you choose.
- • **App-Integrated Experience:** Syncs effortlessly with iOS and Android for real-time health tracking.
- • **Water-Resistant Durability:** Built to withstand daily life with 100-meter water resistance.
- • **Tailored Fit, Maximum Accuracy:** Unique sizing ensures your Oura Ring 4 delivers precise health insights.

## Overview

The Oura Ring 4 Sizing Kit is a precision tool designed to help you find the ideal ring size for optimal comfort and data accuracy. Featuring unique sizing distinct from standard US rings, it ensures your smart ring fits perfectly on any finger. Purchase includes a $10 credit towards your Oura Ring 4, compatible with both iOS and Android apps, supporting heart rate, activity, and sleep monitoring with water resistance up to 100 meters.

## 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.

## Features

- 173

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WVWXR1 |
| Additional Features | Heart Rate Monitor, Activity Tracker, Sleep Monitor |
| Band Material Type | Stainless Steel |
| Best Sellers Rank | #61 in Electronics ( See Top 100 in Electronics ) #1 in Smart Rings |
| Brand | OURA |
| Built-In Media | Oura Ring 4 Sizing Kit |
| Closure Type | Push Back |
| Color | Sizing Kit |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Customer Reviews | 4.5 out of 5 stars 3,815 Reviews |
| Display Type | No Display |
| GPS | No GPS |
| GPS Geotagging Functionality | No GPS |
| Manufacturer | Oura |
| Metrics Measured | Heart Rate, Sleep Duration |
| Model Number | JZ98-54870 |
| Shape | Round |
| Special Feature | Heart Rate Monitor, Activity Tracker, Sleep Monitor |
| Style | Sizing Kit |
| Style Name | Sizing Kit |
| Supported Application | Fitness Tracker, Sleep Monitor |
| Unit Count | 1.0 Count |
| Warranty Description | 1 Year Manufacturer |
| Warranty Type | Limited |
| Water Resistance Depth | 100 Meters |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |

## Product Details

- **Band Material Type:** Stainless Steel
- **Brand:** OURA
- **Color:** Sizing Kit
- **Compatible Devices:** Smartphone
- **Display Type:** No Display
- **GPS:** No GPS
- **Shape:** Round
- **Special Feature:** Heart Rate Monitor, Activity Tracker, Sleep Monitor
- **Style:** Sizing Kit
- **Water Resistance Level:** Water Resistant

## Images

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

## Available Options

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

## 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.id/products/661191227-oura-ring-4-sizing-kit-smart-ring-accessory-before-you](https://www.desertcart.id/products/661191227-oura-ring-4-sizing-kit-smart-ring-accessory-before-you)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-07-10*