June 11, 2016 Flex5 by PetroFitness Boot Camp, Personal Training, Workout Girls Can Do Tough Workouts - Meet Kendra June 11, 2016 Flex5 by PetroFitness Boot Camp, Personal Training, Workout Who said girls can't do tough workouts?! Check out Kendra's workout at Flex5 with Coach Petro and tell us what is your excuse now?