For a gentle shave. Compare to the performance of Quattro. Fits only America's Choice razors. For men! 4 Blade Shaving System - 4 blades for a perfect, gentle shave in a single stroke. Open Architecture of Cartridge - The open architecture makes it easy to rinse out debris and stubble and maintains a clean blade. Front-Hinged Swing System - The pivoting head guides the razor along the contours of your fade for a smoother and cleaner shave. Satisfaction guaranteed or your money back. Quality assured. Blades made in South Korea.