Gillette Fusion5 Men's Razor Replacement Heads for a smooth, close shave. 5 precision blades close together to help reduce pressure on the skin, the blades glide easily across your face providing a shave you don't even feel. For exceptional comfort, Gillette Fusion blades feature a lubricating strip with lubricating ingredients that are activated on contact with water, creating a protective barrier between the blades and the skin, skin-protecting microfins and the precision blade on the back, ideal for trimming areas of difficult to reach.