"
DDup Replacement Band with Metal Clasps for Fitbit Flex / Wireless Activity Bracelet Sport Wristband / Fitbit Flex Bracelet Sport Arm Band:
1. Free size fit your wrist depend on button site you place;
2. Durable,fashionable replacement rubber bands for the origin bands;
3.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, we have 30 days no question-asked return."
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
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