These Compatible men's razor blades combine advanced shaving technology with sophisticated performance to deliver an exceptionally close and comfortable shave. You can take advantage of the 5- blade technology and gentle contouring micro-fins standard on the Fusion razor. 5- blade shaving surface is spaced closer together for less irritation and the gentle contouring micro fins on the flexible comfort guard follow the contours of the face to help for a closer shave. Additionally, the Fusion razor blades feature Precision Trimmer for handling tricky areas, such as sideburns and under the nose.