SnowCinda ZipBand Fitbit Zip Accessory Wristband Bracelet Collection Work for Your Fitbit Zip First wristband for Fitbit Zip activity tracker that turns your Zip into wearable Fitbit FLEX/FORCE/CHARGE. Easy to operate, to prevent the loss of your zip, particularly beautiful Turn you Fitbit Zip into a watch. Personalize your wristband to match your daily style with these brand new color choices Please note that the step count sensitivity of the tracker might be altered when worn on wrist depending on tightness. However, the trend of your daily activity will NOT be affected.