CurVswab™ handle creates an optimal surface contact between the swab fabric and sensor preventing streak lines associated with the regular swab handle. By using CurVswab™ handle, edge to edge cleaning becomes easier. With the firm grip on the swab handle sensor cleaning process is more uniform similar in technique to that of a more experience user. Thus, the quality difference between professional and regular sensor cleaning process disappears. Any beginner can become Pro simply by using CurVswab™ handle.