How do you transport other things that people normally wear? If you don't wear a watch, perhaps you use your cellphone to keep time. Where do you keep your cellphone? You could put your magic band there too.
Do you have to have ID visible at work? If so, what do you use to keep it attached to your clothing? You could do that with a magic band too.
There are a lot of solutions out there to help yourself. You just have to relate it to something you already do successfully.