S3 Stride Sensor W.I.N.D.

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More than just speed and distance, the small and lightweight durable Polar S3 Stride Sensor W.I.N.D. measures each stride you take, helping you analyse the effectiveness and efficiency of your run. It provides you with information on how to improve your running technique in competitive situations, shorter or faster strides can have a dramatic impact on your performance. With interference-free speed/pace and distance data youre able to evaluate and analyze your individual performance accurately. The sensor can be mounted securely and unobtrusively to training shoe laces or placed inside the specially designed mid-sole cavity in adiFusion MC and adiStar Fusion running shoes.