Amazon.com: 4 Pack Bands for Fitbit Charge 4/ Fitbit Charge 3/ Charge3 SE, Soft Waterproof Replacement Wristbands for Women Men Small Large (Black/Gray/Sangria/Purple, S: for 5.5"-7.1" Wrist) : Electronics
Amazon.com: Fitbit Charge Wireless Activity Wristband, Black, Small : Electronics
Fitbit Inspire 2 Classic Band Small - Black : Target
Amazon.com : Fitbit Alta Fitness Wristband Activity Tracker, Black, Small - Stainless Steel Tracker with Black Band, OLED Tap Display, Fits Wrists 5.5 to 6.7" Around, for Tracks Steps, Distance, Calories, Time :
Fitbit Alta HR Fitness Wristband Activity Tracker Black Coral Small / Large Band | eBay