

A mirror-polished obsidian shell, featherlight on the hand. Reads HRV, temperature, and movement around the clock. The exact ring your practice members wear — worn first by you.
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See daily nervous-system load and resilience — how life's demands land on the body.
Continuous heart-rate variability, the objective signal behind every adjustment.
Sleep staging and recovery, tracked through every night with no screen to check.
A featherlight shell, charged once a week. No daily charging anxiety.