Egeek Waterproof Silicone Replacement Clasp Clip for Fitbit One Trackers (2-Piece, Purple+Red) Compatible with Fitbit One Fitness Trackers only Your can put it on belt, pocket or bra,when your Wear Fitbit One wireless activity and sleep tracker comfortably with this Fitbit clip, Multi color options, give you comfortable wearing experirnce. The magnetic clip can adsorb closely your Fitbit one Sports Activity Tracker Monitor. prevent your fitbit one tracker monitor from missing. Clasp clip only, the fitbitFitness Trackers is not included.