Fitbit FB163ABGYS Alta HR Classic Accessory Band, Blue Gray

? These classic colors can take you from work to workouts, day to night and beyond ? Angled line texture on band lends a modern, elevated look ? Durable designs have been tried and tested to ensure all-day comfort ? Rain, sweat and water resistant, so you can worry less about your tracker and focus more on your goals ? Switch up your band color quickly and easily ? One of the only bands on the market thats been designed specifically and tested rigorously for heart rate tracking with Alta HR ? A color-matching aluminum buckle holds your band securely in place ? Bands are compatible with both Fitbit Alta HR and Alta