The Fusion ProGlide Manual Razor with FlexBall Technology makes maximum contact over contours and gets virtually every hair. Featuring long-lasting performance—1 refill equals up to 1 month of shaves**—our best blades are now 2X preferred when used with FlexBall Technology (overall preference vs. former ProGlide, among ProGlide users). Satisfaction guaranteed.† Features include:• 5 thinner, finer blades†† for less tug and pull* • A precision trimmer on back for accurate edging • All Fusion razor blades fit all Fusion handles• Gillette's #1 razor on sensitive skin