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For dependable performance in every workout, put your Helio core into the arm sleeve for cleaner, more consistent readings while staying comfortable through any movement. More secure, stable fit during dynamic workouts Reduction in data measurement interference compared to wrist placement More consistent and reliable data readings Note: The Arm Sleeve accessory does not include the Helio Core and charging dock.
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$19.99