This is a triple blade cartridge that ensures super smooth shave. Its 3 blades system more evenly distributes pressure for a more comfortable, less irritating shave. The dual rubberized green louvers press your whiskers down and away from your skin so the three blades can cut them at their bases. Finally, three Vitamin E, antibacterial strips begin the process of healing your skin from the shave. It comes with 4 cartridges compatible with Feather F-System Razors like MR3 Neo, FII and F3.Features:New innovative coating gives smooth shave and maintains the blades sharpness for a longer period of timeVitamin E lubricated strips help reduce skin irritationEvenly distributes pressure for more comfortable, less irritating shaveEnsures the closest, smoothest, and convenient shaveAdvance Sic Ceramic blade coating that rides on a suspension system to give a smooth comfortable shaveCompatible with Japanese Feather F-system Razors(MR3 Neo, FII and F3)Contains 4 cartridges Blades