All Mach3 blade refills fit all Mach3 handles. Up to 12 months of shaves per pack. Stronger-than-steel blades stay sharper for longer (vs. Sensor3). 3 blades for a classic smooth shave. Engineered with precision cut steel for up to 15 shaves per blade.PRODUCT DESCRIPTION The Gillette Mach3 men’s razor blade refills are engineered for a precise, classic shave you can trust. With three stronger-than-steel blades that stay sharper for longer (vs. Sensor3). All Mach3 blade refills fit all Mach3 handles. INGREDIENTS PEG-115M, PEG-7M, PEG-100, Silica, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Tris(Di-T-Butyl)Phosphite, BHT MANUFACTURER CONTACT INFORMATION Procter & Gamble UK, Weybridge, Surrey, KT13 0XP See more