OEM Philips or Norelco Cutters or Heads from the Netherlands, we'll send sh90 or sh91 which are the same head. Original Philishave Heads
To get back to 100% performance, replace your shaving heads every 12 months.
S9721, S9531, S9311, S7710, S6820
Fits S9XXXX or S8XXXX
SH70 or SH71 are interchangeable with the SH90, SH90/53 / SH91
Easy to replace heads
1. Pull the shaving head holder off. 2. Replace the shavings heads with new ones. 3. Reattach the shaving head holder. 4. To reset the shaver, press and hold the on/off button for more than 5 seconds.