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 ). Vs. Fusion Razor blades have a precision trimmer on back for accurate edging 1 refill = Up TO 1 month of shaves Based on 3 shaves per week Chill with Cooling Technology during the shave