2 cartridges. Closer shave (vs. Gillette CustomPlus/Sensor 2 Disposable), up to 100% redness-free. Nano-thin blades. All Mach3 cartridges can be used on all Mach3 razors. Lubricating strip. Microfin skin guard. Advanced pivoting head (vs. Gillette CustomPlus/Sensor 2 Disposable). Individually spring mounted blades. Superior cartridge geometry (vs. Gillette CustomPlus/Sensor 2 Disposable). Gillette - The best a man can get. www.pg.com. All Mach3 cartridges can be used on all Mach3 razors. Comments? 1-800-Gillette. www.Gillette.com. Handle made in China.