for Fitbit Alta HR and Alta Bands, VOMA Design Soft Silicone Wristbands/Replacement Bands/Accessories for Fitbit Alta HR and Alta Designed Specifically replacement band for Fitbit Alta. Easy access to all features and controls. More Comfortable and Durable. Adjustable Secure Wristband Design-- one size fits most wrists(fits 5.5"-8.1"wrist), made from comfortable materials for daily and nightly wear Fits for wrist size : 5.5" - 8.1" . Delighted varied color fits your mood and outfits in daily life. Not only sporty but also fashionable accessories,Creates a strong statement for yourself Please search "VOMA Fitbit Band" for other accessories offered by VOMAstore.