Fitbit Alta Accessories, HWHMH Silicone Replacement Bands for Fitbit Alta Wristband - Fix the Clasp Fall Off Problem - (Note: Tracker NOT included) (Light Pink&White&Purple) 3PCS Replacement Secure Band with Chrome Watch Clasp and Fastener Buckle for Fitbit Alta Only Never lose your FitBit Alta. Fix the tracker fall off problem One size fits most wrists size. Designed to fit most wrists (6.0"- 8.7") Made of soft silicone material, it's more flexible,soft and supple NOTE: Replacement Band Only. No Tracker!!! Only for Fitbit Alta. Not for other models