Allrun Fitbit Zip Band, HWHMH Newest Replacement Band for Fitbit Zip Accessory Wristband Bracelet (No tracker) 2pcs Silicone Replacement Secure Band with Chrome Watch Clasp and Fastener Buckle for Fitbit Zip Only - No tracker. Specially designed to fit the Fitbit Zip Only. Fitbit device NOT included. Fitbit Zip Buckle Bracelet, Adjustable Wristband and Wristwatch Style - Fix the Tracker Fall Off Problem. One size fits most wrists size. Designed to fit most wrists (6.3"- 8.25"). Simple and functional, keep your Fitbit Zip on your wrist, simple as that.