Apple Watch band

Apparently you have sensitivity to one of the materials.

This page lists all materials used in the watch and the various bands to help you identify a possible material to stay away from.

Make sure to read the section titled “For people who are sensitive to certain materials”

https://support.apple.com/en-us/HT204665

Thank you for participating in the Apple Support Communities.

I want to make sure you reach the right team for help with your Apple Watch. I recommend that you contact Apple Support directly. Depending on your region, you may be able to reach them here: Contact Apple Support.