Use Feather Pro Guard blades for a straight-razor-quality shave with the safety a double-edge razor provides. Feather Pro Guard blades are wrapped in a protective wire enclosure that shields your face from cuts and nicks, giving you a smooth shave while diminishing the risk of cutting yourself. Feather Pro Guard Single-Edge Razor Blades are designed for use with the Feather Artist Club Maintenance-free straight razors. Feather's exacting standards guarantee a close professional shave every time. Dispense blades directly from their injector package, which is also equipped with a disposal chamber. Blade thickness: 0.15 mm Blade thickness (including guard): 0.35 mm Blade exposure: 1.2 mm Made in Japan