Fitbit flex Jewelry Bracelet Fusion
The cage closing mechnism is magnetic.
Available size: 5.5-8.1 inch (circumference of your wrist) more colors available You can see the indicator lamps through the design all the time! Never lose your Activity Tracker again - Super secure. Don't ruin your professional or dressy outfit with a plastic wristband Beautiful & high quality, it can be worn with or without your tracker.