The Gillette Labs universal replacement blades can be used with all Gillette Labs razors, including the Gillette Labs razor with cleaning element and the Gillette Labs Heated Razor. This innovative razor blade features 5 incredibly sharp steel blades from Gillette and has a centre opening that allows the heated bar and cleaning element to lock in with one click. With this universal replacement blade, you can easily replace blades regardless of which Gillette Labs razor you prefer. Gillette Labs razors make great gift sets for men, especially in combination with a replacement blade set.