- Pack of 20 refills for Gillette Mach3 razors - Blades with 3 edges designed to reduce pressure on the skin and provide a smooth, comfortable shave - Lubricating gel strip for easier glide and improved shaving experience - Each refill provides up to 15 shaves (based on 3 shaves per week) - Protective microfins that prepare the skin before shaving - Compatible with all Mach3 handles - Easy to use: simple and safe refill system - For best results, use with Gillette shaving gel - Keep out of reach of children - Do not clean the blades