ELEGIANT 3D Replacement Wrist Band Clasp For Fitbit Flex Bracelet Small S (No Tracker) Size: approx. 140-175mm/5.5''-6.9'' Great replacement wristband for your Fitbit Flex, the tracker can be easily put in With fashion pattern design, makes your Fitbit Flex Bracelet looks stylish and unique Color: Black Please Note:Compatible with Fitbit Flex Only, the tracker and other parts are not included.