listen — listen — listen
§ 04 — Manifesto
Wemadearingbecausethewristisloud,thephoneislouder,andthebodyhasbeentryingtowhispertousallalong.
— Sana Okafor, Founder
Generation 04 · Now reserving
The body,decoded.
A titanium ring that reads sleep, recovery and readiness with clinical precision — worn weightlessly, charged weekly.
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Heart Rate Variability ·REM Tracking ·SpO₂ ·Skin Temperature ·Stress Index ·Recovery Score ·VO₂ Estimate ·Cycle Insights ·Heart Rate Variability ·REM Tracking ·SpO₂ ·Skin Temperature ·Stress Index ·Recovery Score ·VO₂ Estimate ·Cycle Insights ·Heart Rate Variability ·REM Tracking ·SpO₂ ·Skin Temperature ·Stress Index ·Recovery Score ·VO₂ Estimate ·Cycle Insights ·
Fig.01 · PPG Array
§ 01 — The Science
Seven sensors. One continuous conversation with your body.
Medical-grade photoplethysmography, infrared thermistors and a 3-axis accelerometer sample 250 times per second — translating heartbeats, micro-movements and skin warmth into a coherent picture of you.
250Hz
sample rate
±0.05°C
thermal accuracy
7d
battery life
3.6g
feather weight
§ 02 — Form
Carved from a single ingot of aerospace titanium.
01
Hypoallergenic
Inert titanium core, medical-grade epoxy. Skin-safe by default.
02
Waterproof to 100m
Shower, swim, sauna. The ring stays on through every life.
03
Eight finishes
From silver mirror to stealth obsidian. Choose your second skin.
§ 03 — Signal
Every number a verb. Every reading actionable.
Forty-two biometric streams, distilled into the few that change how you live this morning.
Sleep
+4 vs avg
92
score
Deep, REM and latency, broken down by stage.
Readiness
Optimal
87
%
Tomorrow's potential, predicted overnight.
HRV
Balanced
64
ms
Autonomic nervous system, beat by beat.
Resting HR
Athlete
52
bpm
Cardiovascular baseline, tracked nightly.
Temperature
Elevated
+0.3
°C
Subtle shifts that signal illness early.
Recovery
Restored
06:42
h
How long your body actually rested.
§ 05 — Questions
Asked often.
Still curious? Write to us at officialgridsgear@gmail.com — a human answers within a day.
Reserve · Generation 04
Worn by the
few who notice.
Reserve your size and finish. Ships March 2026. A complimentary year of insights included.
Free shipping · 30-day return · 2-year warranty