100 High-Performance Stainless Steel Razor Blades * 20 packs of 5 blades * High performance stainless steel, mill certified (6Cr13) * Manufactured and designed to have small, uniform grain with post processes that includes Teflon, nitrogen, chrome, and platinum coating * Optimally sharpened to 550HV to give you an outstanding shave * Designed for the closest shave without irritation YOU’LL LOVE THIS BLADE Sustainability. Unlike other razor blades that are full of plastic and low-quality multiple blades, double edge blades are solid steel which makes them recyclable! Eliminate Irritation. Has your face ever felt like scorched earth after a shave?