Polar Grit X Review: Great Training Coach, Poor Backcountry Companion
The Grit X’s FuelWise reminders will prevent your body from crashing, but the lack of onboard maps make this a difficult tracker to recommend for the backcountry.
The Grit X’s FuelWise reminders will prevent your body from crashing, but the lack of onboard maps make this a difficult tracker to recommend for the backcountry. Source
