The Polar Grit X Pro watch is designed to have military-grade durability, including sapphire glass for scratch resistance.
On top of classics like sleep, breathing, and heart-rate monitors, features include water resistance up to 100 m and the ability to function in a wide range of temperatures. Polar designed the Grit X Pro with an extended battery life that can go up to 7 days on one charge.
The watch offers turn-by-turn directions as well as trail tracking to ensure that you can always get back the way you came, as well as elevation tracking so you can be aware of elevation changes along your route. And fitness tracking features allow you to keep tabs on your training and tell you if you’re getting proper rest and recovery.