Basically, the glasses contain nearly everything you need on your run or bike ride, making the convenience of 'less is more' an actual reality and eliminating the many distractions that plague outdoor workouts.
Source: men's health
Basically, the glasses contain nearly everything you need on your run or bike ride, making the convenience of 'less is more' an actual reality and eliminating the many distractions that plague outdoor workouts.
Source: men's health
