Garmin Fenix 3 HR Multi-Sport Training GPS Watch Sapphire Edition - Gray/BlackThe Fenix 3 HR Series Multi Sport Training GPS Watch, Sapphire Edition. One size fits all adjustable wristband. Black band with a dark gray metal watch face. Features: Omni directional stainless steel EXO antenna, with GPS GLONASS satellite reception, has the ability to track in more challenging environments than GPS alone Fitness training features like advanced running dynamics with vertical oscillation and vertical ratio, VO2 max and recovery