DDup Replacement Wristbands Set for Fitbit Flex Tracker Only: Free size fit your wrist depend on button site you place; Durable,fashionable replacement rubber bands for the origin bands; Have two sizes: S Size: 5.5~6.9 inches/140~176mm; L Size: 6.3~8.2 inches/161~209mm; 100% satisfaction guarantee; If you don't like the purchase you can return the bands to us. For any question, please feel free to contact DDup.
DDup Replacement Wristbands Set for Fitbit Flex Tracker Only Free size fit your wrist depend on button site you place Durable, waterproof replacement rubber bands for the origin bands 100% satisfaction guarantee; If you don't like the purchase you can return the bands to us