The Gillette ProShield 5 Chill Blade Refills offer a comfortable and close shave with five anti-friction blades. The ProShield lubricating strip protects against irritation, while Chill technology provides a soothing sensation. These refills are easy to install and designed for the Gillette ProShield razor, ideal for shaving your face, neck, or any other area. Key Features Lubrication before and after blades 5 ultra-sharp razor blades Precision trimmer on the back Compatible with all Gillette 5-bladed razor handles Up to 20 shaves per blade refill Key Materials: Stainless steel blades (5); Lubrication strip before and after the blades (Shield technology); FlexBall connection point.Gillette is renowned for its innovative shaving technology and precision-engineered razor blades.Replace Cartridge: Press the release button on the razor handle to remove the old cartridge. Snap the new cartridge onto the handle until you hear a click.Blade Warning: Handle with care. Keep out of reach of children.