mckesson razor single edge twin blade blue 100 per case 16-rz50 mckesson shave facial hair or remove body hair with a mckesson twin-blade disposable razor. single-person use. the mckesson disposable razor features twin blades in an arch housing, cutting hair close to the skin for a smoother shave. the fixed head on the end of a curved arm delivers control and precision while shaving. a ribbed handle provides fingers with a firm grip. each one has a flip-off cover for added safety in storage. this also makes it easier to retrieve from the box or other areas.