Comfort is the key when training. That’s why Polar created the slim H1 heart rate sensor. It not only measures your heart rate but also seamlessly adapts to your body shape, so you can forget you are wearing it and focus on your exercise. It’s even easier to put on than sneakers!
* FT1, FT2, FT4, FT7, FT40, FT60, FT80, RCX5, RS400, RS300X, RS100, CS300, CS200cad, CS100
Buy from the official Polar webstore or find retailer