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About This Item

• Build quality - The sizing kit is made of high-grade plastic, while the actual Ring AIR is crafted from space-grade titanium with a scratch-resistant tungsten carbide coating.
• Choose your ring - After determining your size, order your Ultrahuman Smart Ring on Amazon.
• Fit check - A properly fitting ring should not rotate freely on your finger, ensuring highest data accuracy and comfort.
• Size first - Ultrahuman Ring sizes differ from standard ring sizes. Purchase this sizing kit to determine the perfect fit for your Ring AIR, available in 10 sizes from 5-14.
• Finding the correct finger - For optimal comfort and advanced sleep tracking, wear the Ring AIR on your index, middle, or ring finger.
• Pick your color - Select from 6 colors: Aster Black, Space Silver, Bionic Gold, Matte Grey, Raw Titanium, and Brushed Rose Gold.
• Trying the sizing ring - Wear the sizer for at least 24 hours to ensure accurate sizing. The engraved size number should face the palm of your hand.

Product Purpose and Usage

• To accurately determine the correct size for the Ultrahuman Ring AIR smart wearable device, ensuring optimal comfort and functionality for sleep tracking and other features.

Product Benefits

• Helps users choose the correct finger for optimal sleep tracking.
• Made from high-grade materials, ensuring durability and reliability.
• Provides a color selection option to match personal style.
• Ensures a perfect fit for the Ultrahuman Ring AIR, enhancing comfort and data accuracy.

Product Details