Product information
The Ultrahuman Ring AIR is an ultra-comfortable fitness wearable. With its notch-less, ultra-thin design and smooth inner shell, the Ring AIR offers unparalleled comfort day and night. It excels in sleep tracking, providing a comfortable and unobtrusive experience. Weighing just 2.4 grams, it is the lightest smart ring on the market. This sleek device combines minimalism with precise performance, allowing users to effortlessly monitor sleep, movement, heart rate, heart rate variability, and skin temperature.
- SIZE FIRST - Ultrahuman Ring sizes are different from standard ring sizes. Purchase Ultrahuman Sizing Kit first to get the perfect Ring AIR size. Ring AIR is available in 10 sizes from 5-14
- No subscription costs with lifetime access to all data
- Sleep Index is intelligently designed to be your sole metric for sleep health monitoring sleep duration, resting heart rate, and restfulness
- Temperature tracking to measure your body's physiological states
- Phase Response Curve describes the intricate interplay between a stimulus, such as light exposure, food or exercise mapped to a shift in your body's circadian rhythm
- Personalized nudges for a healthier you. Get tailor-made insights and alerts to help you make better choices in real time
- Water resistant up to 330 feet
- Make smarter choices about caffeine intake with the stimulant window allowing you to break down your day into favorable times to consume caffeine to enhance productivity
- Women's health tracking with tailored menstrual and pregnancy insights