Gillette Fusion ProGlide Manual Razor Blades features FlexBall Technology, which enables the razor head to pivot front to back and side-to-side to respond to contours for Gillette´s best shave. The ergonomically designed razor handle has side grips to provide a secure hold even in wet conditions. Feature 5 precision blades with Gillette's thinnest and finest blades or incredible comfort. The Precision Trimmer on the back of the razor edges reach tough areas such as under the nose and sideburns. These Fusion ProGlide cartridges can be used with any Fusion razor handle.