Polar RS300X Heart Rate Monitor Watch
Get all the essential heart rate features with this good-looking and simple-to-use training computer. RS300X is compatible with S1 foot…
Take your training to the next level and track your progress with heart rate monitors, pedometers, GPS, smartphone-powered tech, and other fitness technology solutions.
Get all the essential heart rate features with this good-looking and simple-to-use training computer. RS300X is compatible with S1 foot…