<b>Features</b> <br>【Wristband Strap length: 10.2".】 It compatible with Fitbit Inspire/Inspire HR/Charge 2/Charge 3/Alta/Alta HR/Flex/compatible with Fitbit one Fitness Tracker. <br> 【Armband Strap length: 18.1".】 It compatible with Fitbit Inspire/Inspire HR/Charge 2/Charge 3/Alta/Alta HR/Flex/compatible with Fitbit one Fitness Tracker. <br> 【Anklet Band Strap length: 14.1".】 It compatible with Fitbit Inspire/Inspire HR/Charge 2/Charge 3/Alta/Alta HR/Flex/compatible with Fitbit one Fitness Tracker.<br> 【100% Brand New and High Quality.】 Comfortable and breathable to human skin. Just put your tracker in the to the inner pocket, closed with a nylon buckle, which will keep your tracker secure and safe. <br> <br> <b>Package Includes</b> <br> 3 Pack Replacement Straps(tracker not include) <br><br> <b>Customer service</b> <br> All Chofit products have been checked one by one before sending to Amazon warehouse, please rest assured and enjoy shopping. <br>If you get a defective item, please contact our email at the first time, we are responsible for all quality-related issues.