Clinically proven. For sensitive skin. Anit-theft anti-vol. Up to 8 months of shaves. Precision trimmer. Skinguard to reduce irritation. Lubrication before and after the blades. Optimally spaced Gillette blades to reduce tug & pull. Fits all Gillette skinguard and fusion5 razors. The best a man can get. FSC: Mix - packaging from responsible sources. Terracycle: Visit terracycle.com/Gillette to recycle used blades and razors.