Just found this, great little pressie for Fathers Day!! Reviews are good too!
RazorPit Razor Blade Sharpener
Mankind are proud to launch exclusively in the UK: Razorpit; the revolution that will change your shaving experience and furthermore, decrease the expenses related to it.
For men who want to ensure their razors shave better and last longer. This sharpener is a small silicone plate that within the a few seconds sharpens razor blades, making them as good as new. Just a few strokes on the RazorPit are enough to extend the life of blades for up to 150 shaves. It removes soap coverings, skin and hair that sticks to the cutter blade and makes them dull. RazorPit is imperishable and by extending the razor blades life, you can do your bit for the environment and save yourself money because you do not need to throw them away as often.
Compatible with 95% of all razors
Razorpit is compatible with practically every shaver/razor on the market today. E.g. Gillette Mach 3, Gillette Mach 3 Turbo, Gillette Mach 3 Power, Gillette Mach 3 Power Turbo, Gillette Fusion, Gillette Fusion Power, Gillette Fusion Stealth, Gillette Venus, Gillette Venus Devine, Gillette Vibrance, All Wilkinson and a long list of other brands and models.