The ATX All Terrain Razor has been in development for over three years. The four official mandates it had to satisfy: Utilize new multi-blade technology that had flow through design. Eliminate the learning curve for anyone who previously used a conventional razor. Be an effective and versatile face, body, and leg shaver. Gives a faster, easier, and more efficient headshave than any previous HeadBlade. The HeadBlade ATX comes standard with HB4 blades.