Fitbit Zip Buckle Bracelet - Adjustable Wristband and Wristwatch Style - Fitbit Zip Silicone Replacement Secure Band with Chrome Watch Clasp and Fastener Buckle - Fix the Tracker Fall Off Problem FITS FITBIT ZIP ONLY - Specially designed to fit the FITBIT ZIP ONLY. Fitbit device NOT included. EXTRA PROTECTION TO YOUR FITBIT ZIP - Never lose your FitBit Zip. Fix the tracker fall off problem. ADJUSTABLE SECURE WRISTBAND DESIGN - One size fits most wrists size. Designed to fit most wrists (6.3"- 8.25"). PERSONALIZE YOUR WRISTBANDS WITH WATCH BANDS STYLE - Turn you Fitbit Zip into a watch. Much more than a tracker. A MUST FOR YOUR FITBIT ZIP - Simple and functional, keep your Fitbit Zip on your wrist, simple as that.