Comfort is key when training. That?s why Polar created the Polar WearLink?+ 31 coded transmitter belt. It not only measures your heart rate but also seamlessly adapts to your body shapes so you feel as if it?s not even there. The transmitter consists of an electrode strap and a connector, and with…

Have an extra strap for when the other strap is in the wash, for another user or if your elastic strap is showing wear.

A highly conductive cream that ensures accurate and consistent readings 100% of the time. It's simple, it works because it contains electrolytes and they conduct an electric current. Swim, bike or run and it always delivers an accurate heart rate display.

Salt-free characteristics make it particularly suitable for long-term applications. Spectra 360 differs significantly from all other electrically conductive media...it works by wetting the skin, thereby reducing skin resistance.