BOTTOM-UP Movement: FLYBIRD Upgraded ab machine adopts a unique movement to work your abs, which deeply stimulates belly fat and speed up core strengthening; It outperforms traditional abs training by better protecting your neck and back from extra strain Say NO to Belly Fat: FLYBIRD Body-Shaping Machine is designed for those trying to get rid of stubborn body fat, gain strength, and sculpt a charming body; It's perfect for toning your waist, abdomen, arms, back, legs, and tightening hips