The Garmin Forerunner 255 GPS 46mm Tidal Blue is a smartwatch designed for fitness enthusiasts, specifically for running and swimming activities. It features a 1.3-inch display and provides measurements such as heart rate, speed, cadence, time, calories, and distance. The watch is equipped with GPS, accelerometer, and compass sensors for accurate tracking. Compatible with iOS and Android operating systems, this unisex adults' smartwatch comes in a sleek grey and blue colour design, making it a stylish and practical choice for those looking to monitor their fitness performance.