Dual Heart Rate Monitor Size:NO SIZE we incorporate DYNAMIC DUOMAXâ„¢ technology

we incorporate DYNAMIC DUOMAXâ„¢ technology to help support the foot and increase stability for runners whose feet roll inward too much (overpronate)

Mesh side panels and aerodynamic sleeves with reflective elements provide additional comfort and low-light safety

Easily locks into place for a steady ride

the material is even more chlorine-resistant and therefore lasts longer

rubber rear brake

Dual Heart Rate Monitor Size:NO SIZE we incorporate DYNAMIC DUOMAXâ„¢ technologyThis premium heart rate strap transmits real time heart rate data over ANT+ connectivity and BLUETOOTHLow Energy technologyGiving you more options to train indoors, outdoors or even onlineYoull be able to consistently receive accurate heart rate on your Garmin deviceHRM Dual features a soft strap that is comfortable and adjustableSimply remove the heart rate module, and its washable, tooThe battery lasts for up to 3. 5 years