Gillette Mach3 Razor Blades For Men Blades Stronger Than Steel - Pack of 4   Description Gillette Mach3 Mens Razor Blade refills deliver a close shave without all the redness while feeling better after the 10th shave than a new disposable does on the first. Each razor blade refill features three DuraComfort blades for long-lasting comfort. Gel strip glides to help protect your skin from redness while an enhanced skin guard helps stretch your skin in order to prepare your hair to be cut. These Mach3 blade refills can be used with any Mach3 razor. Gillette’s best 3-bladed Disposable Razor Three High-Definition blades for glide and comfort Enhanced Lubrastrip helps blades glide over skin Indicator Lubrastrip fades to white when shave is no longer optimal Engineered with precision cut steel for up to 15 shaves per blade Stronger-than-steel blades stay sharper for longer