Now available 7' and 10' tablets. Butt Workouts - Tone Buttocks. Bikini Butt - Tone your buttocks with Leg Lift Exercises and get sexiest Bikini Butt like Brazilians. Only the best lower body workouts to tone your buttocks. With these Bikini Butt workouts you can train your butt, whenever you want and wherever you want. Quick and easy to train and you don't have to use any gym equipment. Your butt loves our workouts. It is ideal for women who want their buttocks to be shape all year around. Our workouts are simple to use and your body stays in good health all the time. Workouts by Certified Personal Trainers. You need internet connection to make the app work.