【Features】: --Get the prefect close shave. SH98 Replacement Heads gently positions each hair in the best cutting position, Cuts 30% closer in less strokes leaving your skin in great condition. --After installation, put a drop of oil on each nozzle and run for 10 seconds to get the best experience -It takes about two weeks to break in a new blade to achieve a better fit. -Run the razor in idle for 30 minutes to speed up the break-in of the cutterhead. --3 Individual Replacement Heads included. For maximum shaving performance, it is recommended to replace your replacement heads once every 12 months. 【Compatible models】: Applicable Model: S9000 Series: S9090 S9031 S9041 S9111 S9151 S9152 S9181S9311 S9321 S9511 S9512 S9522 S9531 S9551 S9711 S9712 S9721 S9731 S9733 S9751 S9781 S9800 S9850 S9988 S9911 S7310 S7370 S7530 S7710 S7720 S7740 S7510 S7520 S7780 S8980 【Note】: --This is an aftermarket item Legal Disclaimer: Non original aftermarket part. 【Package】: 3x Shaver Head (Comb + Cutter) without package |