Compatible Devices:
compatible with Fitbit Versa 3 and Fitbit Sense

The origin of the strap:
The material requirements of this strap were developed according to the requirements of a famous sports equipment manufacturer, and passed many reliability tests, such as: hand wash test, machine wash test, alcohol test, sweat test, tensile force, Torque and drum fatigue test. From design concept to product finalization, it took three months and dozens of proofing tests. During this period, Japanese suppliers provided a lot of valuable references. The cooperation of hot melt adhesive manufacturers is also the most we need to thank, so we Hope you like it.

How to use:
1. First, you need to install the strap connector on the watch.
2. Secondly, pass the arm strap through the strap connector, the folded strap logo is on the outside, and the Velcro can touch the ok cloth.
3. third, adjust the length of the strap according to the arm size, and then fixed it with Velcro.

Maintenance
The armband needs to be washed by hand. Do not machine wash the strap with other fabrics together. The velcro on the strap maybe damage other fabrics. Dry the cleaned watch strap in a cool place before use.
After use, if the strap is deformed to a certain extent, the strap needs to be ironed with a household iron. At this time, the strap will return to its new appearance.

Customer service:
According to Amazon's customer service, if you have suggestions or questions, please contact us.