You are Buying a Brand New And Factory Sealed Gillette Fusion Proshield Chill Men's Razor Blade Refills, 8 Ct Less Tug Pull ProShield razor blades: Lubrication BEFORE and after the blades shields from irritation Gillette's THINNEST, FINEST BLADES with less tug and pull for incredible comfort First four blades (same as ProGlide) ProShield razor blades have a PRECISION TRIMMER on back for accurate edging What is ProShield Lubrication? Unlike other razors, ProShield is our first razor with lubrication before and after the blades to shield from irritation during the shave. How is Chill different than Fusion ProShield? For the first time ever on a Gillette razor, our Chill Lubrication includes Cooling Technology for a refreshing sensation during your shave. What is FlexBall Technology? Handles featuring FlexBall Technology allow the blades to respond to the contours of your face to get virtually every hair. What makes Fusion ProShield better than Fusion? With lubrication before and after the blades, ProShield Lubrication shields while you shave. Its handle features FlexBall Technology that responds to contours even over the trickiest areas. How will thinner, finer blades improve my shave? Gillette Fusion ProShield razors feature Gillette's thinnest, finest blades* ever to glide through hair with less tug and pull.† What is the Precision Trimmer? The ProShield Precision Trimmer, on the back of the blades, features an enhanced blade and anti-clogging rinse slots—perfect for tough-to-shave areas. Will ProShield blade refills fit any other Gillette handles? Gillette Fusion ProShield razor blade refills fit any Gillette Fusion, Fusion ProGlide, or Fusion ProShield handle, including those featuring FlexBall Technology. Should I still use a shave gel product with the ProShield razor? Yes. Using a non-drying shave gel, like Fusion ProGlide Sensitive Shave Gel, softens hair and helps defend against nicks and cuts.