chrissy fit, whoop fitness tracking,24 fit hats A fitness tracker is a wearable device that allows you to measure your activity level.
The Fit Hats tracker uses GPS to track your daily steps and heart rate.
The Fit Hats trackers are available in a variety of styles.
The models are available for men, women, and kids, and range in price from $199 to $499.
In addition to its fitness trackers, Fit Hats also sells a smart watch that uses Bluetooth to track activity.