1 razor. 2 cartridges. Flexball. Responds to contours for our best shave. 5 blades. Gillette's best shave. Great even on sensitive skin. 1. Flexball responds to facial contours. 2. Our thinnest, finest blades (first 4 blades) with less tug and pull (vs. Fusion) for incredible comfort. 3. Precision trimmer on back for accurate edging. All Fusion cartridges can be used with all Fusion handles. Comments? 1-800-Gillette. www.Gillette.com. Handle made in Mexico.