[EASY CLEANING] The replacement foil head is easy to install and remove. Clean the shaver before installing the shaver foil. [SERVICE LIFE] The usage time of the replacement foil and cutter head depends on your daily use frequency. It is generally recommended to replace it every 9-12 months to ensure your best experience. High-quality materials, continuous, efficient and easy to use. Changing the shaving head can increase the shaving effect by 25%. For best performance, clean regularly. Replace the head to restore your shaving performance to 100% Product: Shaver head for Xiaomi Mijia electric shaver. Note: Not double-edged Material: Metal Color: Silver Package Contents: 1 x Replace Shaver Head