Workout Auto-Detection

A ring has no screen to tap, so it needs to notice a run on its own.

Secure Fit Under Load

Barbells and pull-up bars punish a ring that shifts on the finger.

Scratch-Resistant Shell

Metal bars and rock walls leave marks a soft finish will not survive.

Training Load and Readiness

Knowing whether to push or ease off is the point of tracking at all.

App Sync With Fitness Apps

Data matters more when it lands beside your running and lifting history.