The Gillette ProGlide Razor FlexBall with 4 blades is a genuine men's shaving product in the UK. This razor, designed by the trusted brand Gillette, features stainless steel blades that are compatible with the Gillette Fusion ProGlide Manual Razor. With 5 blades in total, this cartridge pack is perfect for achieving a smooth and close shave on the face. The FlexBall technology ensures a comfortable and effortless shave, making it a must-have for any man looking to maintain his facial hair.