Training every day is a pleasure you don't want to give up? Track your progress with Polar products! Polar heart-rate monitors and GPS systems for running help you to reach your goals more easily thanks to high-tech. Their lightness is an added value, as well as the impermeability and the long battery life that can last up to 12 hours. Check out the Polar catalogue on Nencini Sport and choose the ideal accessories to keep fit and monitor your performance!