The precise alignment blade on the back of the shaving head is great for hard-to-reach places like under the nose and sideburns . One spare shaving head of the mens shaver is enough for up to one month of shaving . The Fusion5 ProGlide Mens Shaver is compatible with all Fusion5 replacement heads. Gillette Razors formerly called Fusion ProGlide Battery Razors. Features: Mens shaver with FlexBall technology adapts to the contours of the face and shaves virtually any beard Gillette mens razor with 5 anti-friction blades for a shave you dont feel Precise alignment blade on the back of the shaving head - great for shaping lines in hard-to-reach places (mustache under the nose and sideburns) Improved Lubrastrip with more lubrication components (compared to Fusion5) 1 spare shaving head is enough for up to one month of shaving It is compatible with all Fusion5 and Fusion5 Power replacement shaving heads Try other Gillette products in the Mens Cosmetics and Razors categories. If you are not sure which product to choose, get inspired in the Mens Barbers category.