Within one year, your shaver heads cut 4.5 million hairs on your face. Replace your shaver heads and get back to 100% performance. With up to 90,000 cutting actions per minute, the SkinProtect blades deliver a close shave with fewer passes* for more comfortable skin. The 45 high-performance blades are self-sharpening for a consistent shave every time. Fits all S7000 Measurements: 5.53 Width/Inches, .83 Length/Inches, 3.86 Height/Inches Base Material: 100% Metal Care: Rinse Clean Country of Origin: Imported