Fitbit Ionic Accessory Sport Band, Black/Gray, Small, 0.1 lb, 1 Count

Two-Toned band creates a sporty, stylish look that's ready for anything

A brighter shade inside the band delivers an extra pop of color. Signature hexagon perforation design delivers breathability and comfort

Aluminum double buckle matches the band so it works with any ionic watch case and offers added security in any occasion

Tested, endorsed and approved by Fitbit ambassadors like cycling legend Jens Voigt, ultra marathoner dean Karnazes and pro-runners Sara and Ryan hall

Water-Resistant band is ready for rain, sweat and swims. Watch sold separately

The minimum and maximum circumference range between 140 - 170 millimeters