Michelle Lewin shows off a few moves that can help create a firmer and rounder booty. Check out her booty-blasting moves. 

In this exercise, she’s doing 4 sets and 15 reps while rocking out to some David Guetta. https://www.instagram.com/p/8tDcq3ijym/

Give cable kickbacks a try.https://www.instagram.com/p/8qeMoECjys/

This is a new spin on squats — hitting your quads and glutes. https://www.instagram.com/p/8l2jg9ij93/