Gillette Mach3 Razor Blades Men, Pack of 4 Razor Blade Refills, Upgraded Lubrastrip for an Enhanced Glide, Fits all Mach3 Handles

Engineered with precision cut steel for up to 15 shaves per blade
3 blades for a classic smooth shave
Stronger-than-steel blades stay sharper for longer (vs. Sensor3)
Up to 4 months of shaves per pack