Meet @kgbody Katherine Greiner, one of NYCs most sought after fitness instructors. Her body is a testament to her body sculpting knowledge and dedication. A true role model. Check her out. Wearing Michi Antigravity Bra and Psyloque Leggings. Photo @wellandgoodnyc #inspiration #fitspo #thegymisyourrunway #thestudioisyourrunway #sportsluxe #michiny #michi #strongisthenewskinny #strongisthenewsexy #nycfitinstructors #nyc #fitnessrolemodels