As a successor to the PROPHYflex 3, the new PROPHYflex 4 is an all-in-one device in hand. Whether for prophylaxis or periodontology, it can be used on any teeth, any patient and almost any indication. This portable air cleaning system is effective and easy to use. Simply connect the handpiece to the MULTIflex coupler for a quick disconnect and optimal portability.