Not sure which size Helio Ring is right for you? This handy kit helps you try before you buy — because when it comes to wearables, comfort is everything.

• Includes a full set of test rings (sizes 6–12)
• Try them on throughout the day — your fingers change more than you think
• Your ideal fit should feel secure when moving, but easy to take off without discomfort
• Test at different times of day, especially after workouts or in warmer weather

Tip: Once you've found your size, keep it noted — you'll need it when ordering your Helio Ring.

• Try before you buy with sizes 6–12
• Test comfort throughout the day
• Secure fit for movement, easy to remove at rest
• Check sizing after exercise or in warmer conditions
• Helps avoid returns or wrong size orders
• Matches official Amazfit Helio Ring sizing