New Balance Watches GPS Marathon Heart Rate Monitor - $149.95

Just like a dedicated and data-obsessed run coach, the New Balance GPS Marathon Heart Rate Monitor will guide you every step of the wayfrom the couch to the finish line at the twenty-sixth mile. Whether you're ramping up your training goals, slowing things down on recovery runs, or following pace on the big day, the satellite-based GPS tracks in real-time your speed and distance, while carefully monitoring and keeping you within your optimal heart rate dependent on the pace. - $149.95

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