When it comes to getting a ridiculously close shave, double-edge safety razors can't be beat. These particular blades, especially so. They're made from high-performance stainless steel with a platinum coating to ensure a smooth, constent trip across your mug, sharpened to 550HV for a tight, clean shave every time. Stick 'em in a safety razor and they'll come out to 30 cents a blade. Sound better than cartridge razors?