---
product_id: 658529410
title: "ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker"
brand: "ultrahuman"
price: "$7.42"
currency: USD
in_stock: false
reviews_count: 13
url: https://www.desertcart.us/products/658529410-ultrahuman-ring-air-matte-black-size-16-smart-ring-no
store_origin: US
region: United States of America
---

# Water resistant up to 100m 10 sizes from 5-14 Space-grade titanium build ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker

**Brand:** ultrahuman
**Price:** $7.42
**Availability:** ❌ Out of Stock

## Summary

> ⌚ Size it right, wear it smart, live Ultrahuman.

## Quick Answers

- **What is this?** ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker by ultrahuman
- **How much does it cost?** $7.42 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/658529410-ultrahuman-ring-air-matte-black-size-16-smart-ring-no)

## Best For

- ultrahuman enthusiasts

## Why This Product

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

## Key Features

- • **Data-Driven Wellness:** Optimized finger placement recommendations for superior sleep and stress tracking accuracy—because your health deserves precision.
- • **Style Meets Function:** Choose from 6 sleek colors to match your personal brand and elevate your wearable tech game.
- • **Seamless Smart Comfort:** Ultra-light at 2.4g with a slip-on design, ensuring all-day comfort and precise biometric tracking.
- • **Perfect Fit, Every Time:** Use the sizing kit for 24+ hours to nail your exact Ultrahuman Ring AIR size—no guesswork, no returns.
- • **Engineered for Endurance:** Crafted from space-grade titanium and tungsten carbide coating for unmatched durability and scratch resistance.

## Overview

The ULTRAHUMAN Ring AIR Sizing Kit offers a precise, easy-to-use solution to find your perfect smart ring size from 5 to 14. Designed to complement the advanced Ultrahuman Ring AIR, this kit ensures optimal comfort and data accuracy by guiding you through a 24-hour fit test. Made from durable, high-grade plastic, it precedes the purchase of the actual ring crafted from space-grade titanium with a scratch-resistant tungsten carbide coating. With six stylish color options and water resistance up to 100m, the Ultrahuman Ring AIR is a cutting-edge wearable designed for millennial professionals who demand both style and high-performance health tracking.

## Description

Product Description Ultrahuman Ring AIR Understand Your Sleep Quality & Quantity Understand Your Day-to-Day by Cycle Tracking Decode How Your Body Responds to Stress Know When to Push or When to Pause Track Your Journey of Pregnancy Week-by-Week Space-Grade Titanium Up to 6 Days Battery Life No Distractions As Light as 2.4 gms Designed for Comfort Water Resistant up to 100m

Review: Very comfortable - Starting from sizing the Ring prior to getting the ring delivered and connecting to App, all went smoothly.This sizing kit is very useful and easy to use. It includes multiple plastic ring sizers that cover all common sizes, with clear numbers on each ring for easy identification. The quality is excellent, made from durable and comfortable material.
Review: The Most Seamless Way to Track Sleep and Recovery - After using couple of trackers (Amazfit, AppleWatch, PixelWatch), I thought to switch to a device that I can wear easily while sleeping. I found Ultrahuman ring air as an option to try, with its minimalist profile and titanium construction, it felt like the right move for 24/7 tracking without the bulk of a traditional smartwatch. After wearing it for a few weeks, I can say it has exceeded my expectations in several key areas. Battery and Build The battery life is good (not super good when you are on turbo mode), easily lasting 4 days on a single charge, which is a massive relief compared to the daily charging routine of most smartwatches. Despite its lightweight feel, the build quality is incredibly robust. It handles daily wear and tear effortlessly, and I never worry about scuffing it during my day-to-day activities. Seamless Tracking What really stands out is how the ring stays out of the way until you need the data. It automatically detects my workouts with surprising accuracy, so I don't have to manually start a session every time I hit the gym or go for a walk. Intuitive Experience The companion app is a highlight as well. It’s very intuitive, presenting complex health metrics like sleep stages and recovery scores in a way that’s easy to understand and act upon. It provides a holistic view of my health without feeling overwhelming. Final Verdict If you are looking for a screen-free way to monitor your health that is comfortable enough to wear overnight and tough enough for any workout, the Ultrahuman Ring Air is a fantastic choice. It has successfully replaced my bulky watches for sleep and recovery tracking.

## Features

- SIZE FIRST - Ultrahuman Ring sizes are different from standard ring sizes. Purchase sizing kit first to get the perfect ring AIR size. Ring AIR is available in 10 sizes from 5-14.
- TRYING THE SIZING RING - It is important to first use the sizing kit to determine the ring AIR size. Wear your ring sizer for at least 24 hours to know your fit. Wear the ring such that the engraved size number is toward the palm of your hand.
- FINDING THE CORRECT FINGER - For optimal comfort and advanced sleep tracking, we recommend you wear the Ultrahuman Ring AIR on your index, middle, or ring finger.
- FIT CHECK: You will get highest data accuracy and optimal comfort with a properly fitting Ultrahuman Ring. Here are a few simple ways to assess this — If you rotate the ring on your finger, it should not rotate freely.
- CHOOSE YOUR RING: After you've precisely determined your size using our sizing kit, head over to desertcart to order your Ultrahuman Smart Ring.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D7956WT1 |
| Age Range Description | Adult |
| Band Color | Black |
| Band Material Type | Titanium |
| Battery Average Life | 24 Hours |
| Battery Capacity | 24 |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 2 Hours |
| Best Sellers Rank | #5,995 in Electronics ( See Top 100 in Electronics ) #5 in Rings |
| Box Contents | Charging Dock, Type C to Type C Cable, Ultrahuman Ring AIR |
| Brand Name | ULTRAHUMAN |
| Case Material Type | Titanium |
| Closure Type | Slip-On |
| Colour | Matte Black |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone, Tablet |
| Compatible Phone Models | Smartphone, Tablet |
| Connectivity Technology | Bluetooth |
| Controller Type | Touch control |
| Customer Reviews | 3.1 out of 5 stars 1,028 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | no |
| Human Interface Input | Unknown |
| Importer Contact Information | Ultrahuman, Ultrahuman Healthcare PVT LTD, No. 4088/799, Third Floor, V K Paradise Sector-2HSR Layout, Bangalore Karnataka 560102 India, Contact - 18001028693, cyborg@ultrahuman.com |
| Item Type Name | Ultrahuman Ring AIR Sizing Kit |
| Item Weight Unit of Measure | 3.7 Grams |
| Language | German |
| Manufacturer | Ultrahuman Healthcare PVT LTD, No. 4088/799, Third Floor, V K Paradise Sector-2HSR Layout, Bangalore Karnataka 560102 India, Contact - 18001028693, cyborg@ultrahuman.com, Ultrahuman Healthcare Pvt Ltd |
| Manufacturer Contact Information | Ultrahuman Healthcare PVT LTD, No. 4088/799, Third Floor, V K Paradise Sector-2HSR Layout, Bangalore Karnataka 560102 India, Contact - 18001028693, cyborg@ultrahuman.com |
| Memory Storage Capacity | 0.5 MB |
| Metrics Measured | Sleep Duration |
| Model Name | Ultrahuman Ring AIR |
| Model Number | UHRA-BRG-05-WBSB |
| Operating System | android |
| Packer Contact Information | Ultrahuman Healthcare PVT LTD, No. 4088/799, Third Floor, V K Paradise Sector-2HSR Layout, Bangalore Karnataka 560102 India, Contact - 18001028693, cyborg@ultrahuman.com |
| Product Features | anti-scratches |
| RAM Memory Installed | 0.5 MB |
| Shape | Round |
| Special Feature | anti-scratches |
| Sport Type | Cycling, Fitness, Multi-Sports, Swimming, Yoga |
| Style Name | Ultrahuman Ring AIR |
| Supported Application | Sleep Monitor |
| Target Audience | Unisex Adult |
| Unit Count | 1.0 Count |
| Warranty Description | 1 Year Warranty |
| Water Resistance Depth | 3 Metres |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IPX8 |
| Wearable Computer Type | Smart Ring |
| Wireless Communication Standard | Bluetooth |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery Capacity:** 24 Milliamp Hours
- **Connectivity Technology:** Bluetooth
- **Memory Storage Capacity:** 0.5 MB
- **Operating System:** android
- **Special Feature:** anti-scratches

## Images

![ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Image 1](https://m.media-amazon.com/images/I/61tgSI8YkiL.jpg)
![ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Image 2](https://m.media-amazon.com/images/I/71o1EKsWxwL.jpg)
![ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Image 3](https://m.media-amazon.com/images/I/81kvUbrFqNL.jpg)
![ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Image 4](https://m.media-amazon.com/images/I/81aK7zUMA7L.jpg)
![ULTRAHUMAN Ring AIR - Matte Black- Size 16 - Smart Ring | No Monthly Subscription | Size First with Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Image 5](https://m.media-amazon.com/images/I/81+31D1fzzL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very comfortable
*by V***K on 22 March 2026*

Starting from sizing the Ring prior to getting the ring delivered and connecting to App, all went smoothly.This sizing kit is very useful and easy to use. It includes multiple plastic ring sizers that cover all common sizes, with clear numbers on each ring for easy identification. The quality is excellent, made from durable and comfortable material.

### ⭐⭐⭐⭐⭐ The Most Seamless Way to Track Sleep and Recovery
*by S***H on 17 March 2026*

After using couple of trackers (Amazfit, AppleWatch, PixelWatch), I thought to switch to a device that I can wear easily while sleeping. I found Ultrahuman ring air as an option to try, with its minimalist profile and titanium construction, it felt like the right move for 24/7 tracking without the bulk of a traditional smartwatch. After wearing it for a few weeks, I can say it has exceeded my expectations in several key areas. Battery and Build The battery life is good (not super good when you are on turbo mode), easily lasting 4 days on a single charge, which is a massive relief compared to the daily charging routine of most smartwatches. Despite its lightweight feel, the build quality is incredibly robust. It handles daily wear and tear effortlessly, and I never worry about scuffing it during my day-to-day activities. Seamless Tracking What really stands out is how the ring stays out of the way until you need the data. It automatically detects my workouts with surprising accuracy, so I don't have to manually start a session every time I hit the gym or go for a walk. Intuitive Experience The companion app is a highlight as well. It’s very intuitive, presenting complex health metrics like sleep stages and recovery scores in a way that’s easy to understand and act upon. It provides a holistic view of my health without feeling overwhelming. Final Verdict If you are looking for a screen-free way to monitor your health that is comfortable enough to wear overnight and tough enough for any workout, the Ultrahuman Ring Air is a fantastic choice. It has successfully replaced my bulky watches for sleep and recovery tracking.

### ⭐⭐⭐⭐⭐ Good quality product
*by P***H on 2 March 2026*

This sizing kit is very useful and easy to use. It includes multiple plastic ring sizers that cover all common sizes, with clear numbers on each ring for easy identification. The quality is excellent, made from durable and comfortable material.

## Frequently Bought Together

- ULTRAHUMAN Ring Air-Smart Ring Activity Tracker, Size First Sizing Kit,Sleep Tracker,Smart Ring for Men/Women,Fitness Tracker (Sizing Kit, Swatch Sizing Kit), Black
- Ring Sizer Measuring Tool with Magnifying Glass,Reusable Finger Size Gauge Jewelry Sizing Tool 1-17 USA Rings Size 2Pcs

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-06-04*