Gillette Fusion ProGlide Power Men’s Razor with FlexBall Handle Technology. FlexBall Handle Technology responds to contours for Gillette’s best shave. 5 Blades; their thinnest, finest blades (first 4 blades) for less tug and pull (vs. Fusion). Precision Trimmer on the back for accurate edging. Gillette’s #1 razor on sensitive skin (in manual and power). All Fusion razor blades fit all Fusion handles.