Naked muscular Mixed Race woman holding barbells

20 24 years authentic authenticity back beauty black background buttocks close up color image concept exercise fitness healthy healthy living holding horizontal lifestyle millennial millennials mixed race person model muscular naked nudity one person people photography portrait posing real people rear view standing strength studio shot weights woman young adult young women minority minorities ethereal grit20 25 20 30 20's 20s 25 30 activity adult bare butt close up closeup color colour derriere energy exercising exertion female gal health human human being lady mixed race muscle nude one person physical fitness portraiture power rear end self improvement studio twenties twenty unclothed undressed women workout