Refill Blades: 4 Extra Smooth women’s blade refills, each lasts up to one months (based on twice-a-week shave)Lasting Smooth: Each razor blade refills have 5 blades to deliver an extra smooth shave that lastsAdaptive Design: Pivoting head design that responds to your body's contours. No awkwardly angling your razorEfficacy: The razor's diamond-like coated blades and ribbon of moisture bring a smooth glide to every stroke, closely cutting hair with easeAny Venus blade refill fits any Venus razor handle (except Simply Venus and Venus Pubic Hair and skin)