How many pairs of uniforms are generally provided?

I currently have two shirts that have been provided by my job, I was wondering if it would be reasonable to ask for another one? I work in a grocery store serving desserts.

usa jobs
usa jobs resume
usa hotel jobs
usajobs
usa jobs federal government
usa job in ksa
usa jobs
usa jobs login
usa jobs gov
usajobs.gov
www.usajobs.gov
usajobs.com
usajobs
usajobs.gov official