Experience a superior shaving experience with Gillette Fusion 5 Cartridges 4's. These cartridges are designed to deliver a close and comfortable shave, thanks to the innovative technology incorporated into each blade. The precision trimmer on the back is perfect for hard-to-reach areas and styling facial hair with ease. With advanced features like lubrication strips and five anti-friction blades, these cartridges reduce irritation and provide a smooth shave every time. 1. Are these cartridges compatible with all Gillette Fusion handles? Yes, these cartridges are compatible with all Gillette Fusion handles. 2. How often should I change it? It is recommended to change it after 5-7 uses for optimal performance. 3. Does it work for sensitive skin? Yes, it is suitable for sensitive skin due to the lubrication strips that minimize irritation. 4. Can I use the precision trimmer for shaping my beard? Absolutely, the precision trimmer on the back of the cartridge is ideal for precise grooming and shaping. 5. Are these cartridges easy to clean and maintain? Yes, these cartridges can be easily rinsed and cleaned, ensuring longevity and hygiene.