Garmin Instinct Fitness Tracker. This rugged, reliable outdoor GPS watch is built with silicone strap material. The fiber-reinforced polymer case adds strength and durability, and the chemically-strengthened, scratch-resistant display is high-contrast enough to read in bright sunlight, so you can take it with you into the extremes you face every day. Stay connected with smart notifications and automatic data uploads to the Garmin Connect online fitness community.