[EASY CLEANING]The replacement foil head is simple to put in and remove. Clean the razor before putting in the shaver foil. [SERVICE LIFE]The use time of the Foil & Cutter Replacement Head depends on your each day frequency of use. It is mostly counseled that you replace it each 9-12 months to guarantee your superb experience. High-quality materials, continuous, effective and straightforward to use. Changing the shaving head can develop the shaving impression through 25%. For superb performance, clear regularly. Replace the tip to revive your shaver to one hundred pc performance Product: Shaver Head for Xiaomi Mijia Electric Shaver Note: Non-double-edged Material: metal colour: silver Package Contents: 3 x Replace Shaver Head Only the above kit content, assorted item aren't included. Note: Light reflection and sundry reveals can cause the colour of the item within the picture considerably diverse from the genuine thing. The size allowed error is +/- 1-3cm.