WHOOP 4.0 wearable is smaller, smarter and included with membership

The new device leverages an upgraded sensor configuration for optimal accuracy and includes WHOOP Body featuring Any-Wear Technology

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Whoop 4.0 Review

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WHOOP 4.0 vs. 3.0: What's New With the 4.0?

Just got the 4.0. It feels more comfortable immediately. Smaller

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Whoop 4.0 review: Screenless wearable helps you avoid injuries

New Whoop 4.0 features smaller profile and can be worn off wrist

Whoop 4.0 review: a fitness tracker with more whimper than whoop