Suitable for Braun 40B: CT2S, CT4S, CT2CC, CT4CC, CT5CC, CT6CC. High-Quality Materials: Made from selected high-quality materials for continuous, efficient, and easy-to-use performance. Optimal Shaving Performance: For best results, replace the shaving head every 18 months. Over time, performance may decline after trimming approximately 6 million hairs. Advanced Processing Technology: Replacement head features advanced processing technology to enhance the shaver's performance and finish. Restore Shaver Performance: Replacing the head helps restore your shaver’s performance and provides a closer, more comfortable shave. Regular replacement maintains the shaver in optimal condition for long-term use. Color: As shown Material: Plastic + Metal Package Contents: 2 x Shaving Heads Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3 cm.