The stable cavitation in aesthetics is currently the most effective treatment for the real reduction in fat excess reshaping the critical areas of the body that normally do not decrease with diet and sport, significantly reducing the annoying imperfections associated with cellulite, combating it in all its stages.The study of the new ergonomic structure of handpieces allowed us to increase the comfort and the hand-grip, reducing the fatigue in the operator joints, due to the posterior push of the mechanical waves of heads. THE CAVITATION TO FIGHT AGAINST: adiposity, edematous cellulite, fibrous cellulite, fibrous/sclerotic cellulite. The stable cavitation is the property of ultrasounds to create and develop micro vacuum bubbles that grow up until creating an implosion. This physical phenomenon applied to the fluids present in our body leads to a continuing implosion of micro bubbles, which leads to the rupture of fat cells. These, once struck, are going to break the emulsion and triglyceride content in adipocytes, allowing liquifying fatty acids and freeing them into circulation, and then removing them through the urinary and lymphatic circuits. NEWS: To complete the treatments with Slim cavit US we have studied a system of products to enhance their efficiency, with two new cosmetic to be used one before and the other during the treatment; the first increase the liquids in the treated tissue improving the cavitational effect, the second contains substances that promote lipolysis.