Give your Fitbit Charge 6 or 5 an everyday look with the Fitbit Charge 6 / 5 Nylon Strap Black S. Nylon is a woven plastic that looks like rope. The strap is resistant to water and sweat.
This means you can also use it while you exercise, like during a swim or run. This watch strap is recommended for for a wrist circumference of 13.2 - 16.5cm.