An easy-to-use, single-step posterior restorative that combines the advantages of a flowable composite with a universal composite. SonicFill System is comprised of a KaVo handpiece that enables sonic activation of a specially designed and conveniently delivered composite. Proprietary sonic activation significantly reduces the composite’s viscosity to rapidly fill the cavity. Effortless placement, superior adaptation, excellent sculptability and easy handling. No need for 2mm layering.