This is a replacement foil and cutter block designed specifically for Braun Series 3 ProSkin Electric Shavers. Maintaining your shaver with a fresh head ensures optimal performance, a close shave, and comfort throughout its lifespan. It is essential to replace the shaving head every 18 months for consistent, high-quality results. This component is compatible with all Braun Series 3 ProSkin electric shaver models, restoring your device's original efficiency and precision.