AWINNER ZipBand Fitbit Zip Accessory Wristband Bracelet Collection for Fitbit Zip Activity and Sleep Tracker (Turn Your Fitbit Zip into Wearable Flex/Force/Charge) (Brown) First wristband for Fitbit Zip activity tracker that change your Zip into wearable Fitbit FLEX/FORCE/CHARGE. Change you Fitbit Zip into a watch Personalize your wristband to match your daily style with these brand new color choices. Perfect fit for your Fitbit ZIP activity tracker and comfortable wearing experience.30 day money-back guarantee. 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.