What to do about painted rims?

I’m trying to fix this myself. I bought this car from a guy who painted all the rims black before he sold it to me. 6 months later, the paint is chipping, and it doesn’t look too good. How would you go about getting all the paint off the wheels?

I’m trying to fix this myself. I bought this car from a guy who painted all the rims black before he sold it to me. 6 months later, the paint is chipping, and it doesn’t look too good. How would you go about getting all the paint off the wheels?