The Garmin Fenix 6S Sapphire is a rugged and sophisticated watch that allows you to view advanced training metrics, including running dynamics, heat and altitude adjusted VO2 max, recovery advisor, and more. The watch has a 1.2 always-on display and a scratch-resistant sapphire lens. It also has wrist-based heart rate and Pulse Ox sensors to add insight to your fitness activities. The Dynamic PacePro feature helps you run smart over various types of terrain. The watch is also preloaded with ski maps for 2,000 resorts around the world.