On the Front:5 Blade Shaving Surface TechnologyFusion Power has five PowerGlide blades spaces close together. This distributes the shaving force across the blades to help reduce pressure - for less irritation and more comfort.PowerGlide blades - Gillette's most advanced blades ever - feature a patented coating for incredible glide and comfort. In addition, a flexible comfort guard follows the contours of the face to help the shaving surface comfortably shave closer.On the Back:1 Precision Trimmer BladeFusion Power's Precision Trimmer Blade is built into the back of the cartridge. It's perfect for tricky places, allowing you to easily:Trim sideburnsShave under your noseShape facial hair