Gillette Fusion5 shaving razors for men feature 5 anti-friction blades for a shave you barely feel. The Precision Trimmer on the back is great for hard-to-reach areas and styling facial hair. The lubrication strip fades when you are no longer getting an optimal shave. In razor sets, one razor blade refill equals up to one month of shaves. Fusion5 Power men's razor fits all Fusion5 blade refills. Gillette razors, formerly known as Gillette Fusion.