Garmin fenix 3 hr performer bundle the garmin fenix 3 hr performer bundle features an uncompromising design for the most demanding athletes stainless steel exo antenna with gps and glonass reception elevate wrist heart rate technology measures heart rate at the wrist 12 inch sunlight readable garmin chroma display in colour with high strength domed sapphire lens fitness training features like advanced running dynamics stride length vertical ratio vo2 max recovery advisor and