Gillette Sensor Excel Razor Blade Refill Cartridges (40 cartridges) Gillette Sensor Excel Razor Blades Refill Cartridges feature soft microfins placed before the blade to help stretch skin and prepare the hair to be cut. The self-adjusting twin blades spring mounted for a great shave. Gillette Sensor Excel cartridges feature soft, flexible microfins positioned in front of the blades to protect the skin. These blades deliver a close and comfortable shave. The cartridges' microfins allow for smooth shaving and prevent redness and skin irritation. With pivoting heads, the razor blades glide effortlessly over the contours of your face, removing more hair with fewer strokes. You won't run out of razor cartridges any time soon with this combination Gillette Sensor Excel refills. Shaving is not something you do because you like it, its something that you basically have to do. Showing up to work looking like you have been in the woods for 5 days doesnt look particularly professional, and lets face it guys, the girls love the smooth as a babys bottom feel. So get the 40 ct Gillette Sensor Excel Razor Blades that deliver an ultra-comfortable twin-blade shave.