TSV Upgrade replacement band for Fitbit Charge 2 which is made of skin-friendly and durable silicone with smooth finishing and wear resistance for comfortable day-to-day wear more comfortable and soft than TPU. In addition this replacement band fit for Fitbit Charge 2 comes with metal clasps on both ends which lock onto the Charge 2 tracker precisely and securely. TSV Watchband to personalize your Fitbit to match your style on different occasions.