A smoother clean shave (vs. fusion 5). Anti-theft. Blade stabilizer. 2x lubrication before and after the blades. Precision trimmer. 5 UltraSharp ProBlades. Microfin guard. Fits all Gillette ProGlide Shield, ProGlide and Fusion5 Razors. The best a man can get. FSC: Mix - Packaging from responsible sources. www.fsc.org. Terracycle: Visit terracycle.com/Gillette to recycle used blades and razors.