Work the lower body with weights at the barre and traditional strength exercises to help sculpt the lower body. You can use a barbell with plates (recommended) or use dumbbells/kettlebells to add resistance.
Strengthen the core muscles incorporating resistance of a weight plate/dumbbell. The workout begins with bodyweight exercises to tighten the core like a corset then finish with exercises laying on your back utilizing extra resistance. Crunch-free workout.