Set 4 Colors: Large L 1pc Grey 1pc Navy Blue 1pc White 1pc Black Replacement Bands With Clasp for Fitbit FLEX Only /No tracker/ Wireless Activity Bracelet Sport Wristband Fit Bit Flex Bracelet Sport Arm Band Armband Set 4 Colors: Large L 1pc Grey 1pc Navy Blue 1pc White 1pc Black Replacement Bands With Clasp for Fitbit FLEX Only /No tracker/ Wireless Activity Bracelet Sport Wristband Fit Bit Flex Bracelet Sport Arm Band Armband