Gillette Mach3® Men's Razor Blade Refills (20 count) are the original 3-bladed razor that millions of men trust for daily use. These Mach3 Razor Blade Refills last up to two times longer than disposal razors and provide a closer shave. Gillette's DuraComfort blades have a lubricating strip and microfin skin guard that protect the skin while getting the closest, cleanest shave. Mach3 razor blades will feel brand new for up to 10 uses and will let you know when you are no longer getting your optimal shave. These three nano-thin blades will leave your skin soft and not red every single time.