Suitable for 5 series models: 5020, 5020S, 5030, 5030S, 5040, 5040S, 5050, 5050CC, 5070, 5070CC, 5090, 5090CC, 5748, 5749 High-quality materials: Made from high-quality materials for continuous, efficient, and easy-to-use performance. Optimal shaving performance: For best results, replace the shaving head every 18 months. After 18 months of use, the electric shaver may have trimmed over 6 million hairs, which can gradually reduce cutting efficiency. Advanced processing technology: The replacement head features advanced processing technology that enhances the overall quality of your shaver. Restore performance: Replacing the head helps restore your shaver’s performance and provides a better shaving experience. Regular replacement keeps the shaver in optimal condition for years. Color: As shown Material: ABS + Metal Package contents: 1 x Shaving accessory Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.