Garmin Forerunner 255 Music Black GPS Smartwatch, 46mm

* Ready For The Long Run Get an uninterrupted picture of your daily health and nightly sleep with up to 14 days of battery life in smartwatch mode and up to 30 hours in GPS mode. * (Almost) As Light As A Feather With its sleek design and 1.7 oz weight, you’ll almost forget you’re wearing Forerunner 255 Music — even when you’re asleep. * Sweat-ready Materials Featuring easy-to-use buttons and a silicone band, this watch is ready to wear — and tear — with durable Corning® Gorilla® Glass 3. * Morning Report Receive an overview of your sleep, recovery and training outlook as soon as you wake up — alongside HRV status and weather. You can even customize your report to show you what you want to see. * HRV Status Gain a deeper understanding of your overall health, recovery and training performance through heart rate variability while you sleep, based on technology developed by our Firstbeat Analytics™ team. * Built-in Sports Apps Tap into 30+ built-in activities, including the triathlon and open-water swimming pr...