Whoop 4.0 is the most advanced version of the performance band, offering improved accuracy, a slimmer fit, and new skin temperature and blood oxygen sensors. It's designed to be worn 24/7, providing continuous health and recovery metrics. With a waterproof build and wireless battery, it’s built for daily performance tracking. Perfect for high-performance living. Visit us: https://hustleculture.co.in/collections/collections-whoop-band