Forerunner 255S is a smaller-sized running smartwatch that features HRV status, up to 12 days of battery life, daily suggested workouts, and much more.
Garmin Forerunner® 255S Smaller-Sized Running Smartwatch
Garmin Forerunner 255 and Forerunner 255s released with Music variants and up to 14 days of battery life - News
Garmin Forerunner 255S Music GPS Smartwatch 41 mm Fiber-reinforced polymer Whitestone 010-02641-23 - Best Buy
I added a heart rate monitor to my Garmin Forerunner 255S and I'm never going back
Garmin Forerunner® 255S Smaller-Sized Running Smartwatch
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Forerunner® 255S
Garmin Forerunner 255S Review: Little Wonder - Tech Advisor
Garmin Forerunner 255 / 255S Music GPS Running Watch
Garmin Forerunner 255/255S Review – Loaded mid-price athlete
Garmin Forerunner® 255S Smaller-Sized Running Smartwatch
Forerunner 255S
Garmin Forerunner 255s / 255s Music GPS Running Smartwatch - 41 mm