We sweat the small stuff so you don t have to. Our refill cartridges have everything you need for a close shave: sharp blades a flex hinge a lubricating strip and a precision trimmer. Plus guys who shave with us four times a week say their eighth shave is as smooth as their first. Harry s razor blade refills come packed inside water-friendly blade boxes to keeps your refills in optimal condition. All Harry s blade refills fit all Harry s razor handles.