Design stories · 24 October 2026 · 1 min read
How to choose your Xloop ring size
Xloop comes in US sizes 6 to 13. Here is how to find the right fit for a smart ring.
A smart ring needs to fit well so its sensors stay close to your skin. Here is how to choose your Xloop size.
Available sizes
Xloop is available in **US sizes 6 to 13**. Some inner circumferences:
- Size 857.2 mm
- Size 959.5 mm
- Size 1062.1 mm
- Size 1164.6 mm
- Size 1267.2 mm
How to measure
1. Wrap a thin strip of paper around the base of the finger you want to wear the ring on. 2. Mark where it overlaps and measure the length in millimetres. 3. Match that number to the closest size above. If you are between two sizes, pick the larger one.
Which finger
Most people wear Xloop on the index or middle finger. Measure the finger you plan to use, at the end of the day when fingers are slightly larger.
Finishes
Every size comes in Black, Silver, Gold and Rose Gold.
Discover it for yourself.
