The Gillette Fusion5 razor blade refills feature 5 anti-friction blades for a close shave. Each refill lasts up to 20 shaves, providing long-lasting value. The precision trimmer on the back is ideal for styling facial hair and reaching hard-to-reach areas. Compatible with all Gillette 5-blade razor handles. Features 5 anti-friction blades for closeness Precision trimmer for hard-to-reach areas Larger lubrication strip for smooth glide Microfins stretch and smooth skin Fits all Fusion5 handles Not SpecifiedGillette: Leading in men's grooming with innovative razor technology and precision blades.Remove old cartridge from Gillette Fusion5 razor. Insert new cartridge into the razor handle. Prepare razor for shaving. Clean and lubricate the cartridge or razor for optimal performance and blade longevity.For external use only.