---
product_id: 724640168
title: "Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14)"
brand: "ringconn"
price: "€ 9.14"
currency: EUR
in_stock: true
reviews_count: 13
category: "Ring Conn"
url: https://www.desertcart.fi/products/724640168-gen-2-air-sizing-kit-exclusive-for-gen-2-air
store_origin: FI
region: Finland
---

# 24+ hour wear test recommended Sizes 6-14 included Premium-grade plastic & aerospace titanium Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14)

**Brand:** ringconn
**Price:** € 9.14
**Availability:** ✅ In Stock

## Summary

> 📏 Nail your perfect fit before you commit — because comfort is the new luxury.

## Quick Answers

- **What is this?** Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) by ringconn
- **How much does it cost?** € 9.14 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/724640168-gen-2-air-sizing-kit-exclusive-for-gen-2-air)

## Best For

- ringconn enthusiasts

## Why This Product

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

## Key Features

- • **Wear It Your Way:** Fits fingers sizes 6-14 and can be worn on any finger for personalized comfort and style.
- • **Exclusive Compatibility:** Designed exclusively for RingConn Gen 2 Air smart rings, ensuring flawless sensor alignment.
- • **Perfect Fit, Every Time:** Try on 9 precise sizes to find your ideal RingConn Gen 2 Air fit before you buy.
- • **Engineered for Comfort & Accuracy:** Wear the sizing gauge snugly for 24+ hours to ensure no rotation and maximum sensor precision.
- • **Durability Meets Lightweight Design:** Crafted from premium plastic for the sizing kit and aerospace-grade titanium for the ring—built to last and feel weightless.

## Overview

The RingConn Gen 2 Air Sizing Kit offers 9 precise ring sizes (6-14) in premium plastic to help you find the perfect fit for your RingConn Gen 2 Air smart ring. Designed exclusively for this model, it ensures optimal sensor contact and comfort by recommending a snug, rotation-free fit verified over 24+ hours. Paired with the ring’s aerospace-grade titanium build, this kit guarantees durability, accuracy, and a personalized wearing experience.

## Description

Buy RingConn Gen 2 Sizing Kit - Size Before You Buy (Sizes 6-14) | Exclusive to RingConn Gen 2 | Includes 9 Ring Sizes (Sizes 6-14) | Find Your Perfect Fit Before Buying: Rings - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Accurate Fit, Comfortable All Day Wear Trial, Find Your Perfect Size - Simple, effective, and exactly what you need. It’s a sizing kit so there’s not much to overcomplicate but it does its job perfectly. I wore the sample ring for a full 24 hours, which gave me a really clear sense of the fit and overall comfort throughout the day and night. That trial period made a big difference, and I felt confident choosing my size. The fit ended up being incredibly accurate when I received my actual ring. Overall, the kit delivered exactly what it promised and made the whole process easy and reliable. Definitely a worthwhile step if you want to get the right fit the first time.
Review: Sizing rings/review for ring itself - There are enough sizes to find your perfect size. I have a size 10 on my right pointer finger. UPDATE: I have officially bought it and it came in yesterday! My first impression on it was that it feels like cheap plastic, but when I went and read the materials it’s made out of it made sense in order to keep it lightweight. As I’ve only had it for 24 hrs I can’t give a good review if it’s worth it or not but I will update again later. I order the size 10 as the sizing kit let decide which size would work best, it fits the same if not a little bit bigger than the sizing ring but nothing that I would need to size down. The silver looks great with the rest of my silver/white gold jewelry. The set up was easy and everything within the app started working immediately, I wore it to bed to get my sleep tracking going and it tracked it to the T! The cycle tracker is off but it only asked about my last one and I just had to guess so as I use it more and am able to put accurate data in I’ll be able to know how well it is. I’ll update in a few months. UPDATE ONE YEAR LATER: at of may 11 of 2026 I will have this ring for a year. Overall I love this ring, I have worn it literally everyday for the year. Mine is still working great and tracks everything pretty accurately. I will say that the app doesn’t send you notifications so there was one week that I was too busy to notice that my ring ran dead. I also wish they would update more features that it reads, I would even eventually upgrade to a new ring if they would measure more and keep the app and features free. That is what I love most about this ring, it tracks what I NEED while still being free, I would just love to see a few things tweaked. I ABSOLUTELY LOVE RINGCON THOUGH. like seriously it’s great, just buy it!

## Features

- [Size Before You Buy] Before purchasing the RingConn Smart Ring, we highly recommend acquiring the RingConn Sizing Kit to determine the most comfortable and suitable size for your finger. Please note that the RingConn Sizing Kit is only compatible with the RingConn Smart Ring
- [Not Standard Sizing] RingConn Smart Ring differs from standard rings as it contains sensors on the inside. Therefore, we recommend using the RingConn Sizing Kit to determine the best fit. The RingConn Smart Ring is available in sizes 6 to 14, accommodating various finger sizes
- [How to Measure & Fit Check] Wear the sizing gauge snugly around the base of your finger, ensuring it doesn’t rotate freely. We recommend wearing it for over 24 hours to determine your most accurate fit. For optimal data and comfort, the RingConn Smart Ring should fit snugly against your skin without rotating. When testing for the best size, make sure the sizing gauge remains tight around the base of your finger
- [Choose a Finger] The RingConn Smart Ring can be worn on any finger and on either hand. For optimal accuracy and comfort, we recommend wearing the RingConn Smart Ring on your index, middle, or ring finger. Be sure to size the exact finger on which you plan to wear your RingConn Smart Ring for the best fit
- [Manufacturing Quality] RingConn Sizing Kit is made from premium-grade plastic, while the RingConn Smart Ring is crafted from aerospace-grade titanium, coated with a scratch-resistant layer for outstanding corrosion resistance and durability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F43QZV4X |
| Additional Features | Sizing Kit |
| Age Range Description | Adult |
| Band Material Type | Titanium |
| Battery Average Life | 10 days |
| Battery Capacity | 200 milliamp_hours |
| Battery Cell Type | Lithium Polymer |
| Best Sellers Rank | #680 in Electronics ( See Top 100 in Electronics ) #6 in Smart Rings |
| Brand | RingConn |
| Built-In Media | RingConn Sizing Kit |
| Case Material Type | Plastic |
| Closure Type | No Closure |
| Color | Sizing Kit |
| Communication Feature | Bluetooth |
| Compatible Devices | RingConn Gen 2 Air Smart Ring |
| Compatible Phone Models | Android Devices, iOS Devices |
| Connectivity Technology | Bluetooth |
| Customer Reviews | 4.6 out of 5 stars 1,640 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Touchscreen |
| Item Weight | 0.1 kg |
| Manufacturer | Shenzhen Ninenovo Technology Limited |
| Memory Storage Capacity | 2 MB |
| Metrics Measured | Heart Rate, Sleep Duration |
| Model Name | RingConn Gen 2 Air Sizing Kit |
| Model Number | RCA-02 |
| Operating System | RingConn Smart Ring |
| Shape | Round |
| Special Feature | Sizing Kit |
| Style Name | Minimalist |
| Supported Application | Fitness Tracker |
| Target Audience | Unisex Adults |
| Unit Count | 1 Count |
| Warranty Description | 1 Year Warranty |
| Warranty Type | Limited |
| Water Resistance Depth | 100 meters |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |
| Wireless Communication Standard | Bluetooth |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery Capacity:** 200 Milliamp Hours
- **Battery Cell Composition:** Lithium Polymer
- **Brand:** RingConn
- **Connectivity Technology:** Bluetooth
- **GPS:** No GPS
- **Memory Storage Capacity:** 2 MB
- **Operating System:** RingConn Smart Ring
- **Shape:** Round
- **Special Feature:** Sizing Kit
- **Wireless Communication Standard:** Bluetooth

## Images

![Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) - Image 1](https://m.media-amazon.com/images/I/51jD7WyOhwL.jpg)
![Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) - Image 2](https://m.media-amazon.com/images/I/61VkYwJxMBL.jpg)
![Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) - Image 3](https://m.media-amazon.com/images/I/61jqGHms3fL.jpg)
![Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) - Image 4](https://m.media-amazon.com/images/I/719GqhPaarL.jpg)
![Gen 2 Air Sizing Kit - Exclusive for Gen 2 Air (Sizes 6-14) - Image 5](https://m.media-amazon.com/images/I/61CwGQHzYLL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Accurate Fit, Comfortable All Day Wear Trial, Find Your Perfect Size
*by E***E on April 10, 2026*

Simple, effective, and exactly what you need. It’s a sizing kit so there’s not much to overcomplicate but it does its job perfectly. I wore the sample ring for a full 24 hours, which gave me a really clear sense of the fit and overall comfort throughout the day and night. That trial period made a big difference, and I felt confident choosing my size. The fit ended up being incredibly accurate when I received my actual ring. Overall, the kit delivered exactly what it promised and made the whole process easy and reliable. Definitely a worthwhile step if you want to get the right fit the first time.

### ⭐⭐⭐⭐⭐ Sizing rings/review for ring itself
*by S***A on May 11, 2025*

There are enough sizes to find your perfect size. I have a size 10 on my right pointer finger. UPDATE: I have officially bought it and it came in yesterday! My first impression on it was that it feels like cheap plastic, but when I went and read the materials it’s made out of it made sense in order to keep it lightweight. As I’ve only had it for 24 hrs I can’t give a good review if it’s worth it or not but I will update again later. I order the size 10 as the sizing kit let decide which size would work best, it fits the same if not a little bit bigger than the sizing ring but nothing that I would need to size down. The silver looks great with the rest of my silver/white gold jewelry. The set up was easy and everything within the app started working immediately, I wore it to bed to get my sleep tracking going and it tracked it to the T! The cycle tracker is off but it only asked about my last one and I just had to guess so as I use it more and am able to put accurate data in I’ll be able to know how well it is. I’ll update in a few months. UPDATE ONE YEAR LATER: at of may 11 of 2026 I will have this ring for a year. Overall I love this ring, I have worn it literally everyday for the year. Mine is still working great and tracks everything pretty accurately. I will say that the app doesn’t send you notifications so there was one week that I was too busy to notice that my ring ran dead. I also wish they would update more features that it reads, I would even eventually upgrade to a new ring if they would measure more and keep the app and features free. That is what I love most about this ring, it tracks what I NEED while still being free, I would just love to see a few things tweaked. I ABSOLUTELY LOVE RINGCON THOUGH. like seriously it’s great, just buy it!

### ⭐⭐⭐⭐⭐ Ring sizing kit.
*by D***N on July 19, 2026*

Perfect for price

## Frequently Bought Together

- RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring
- ULTRAHUMAN Ring AIR-Smart Ring Health Tracker, Size First Sizing Kit,Sleep Tracker,Smart Ring for Men/Women,Fitness Tracker (Made in India, Swatch Sizing Kit, Swatch Sizing Kit)
- Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase

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---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-07-27*