shaving experience: replacement heads for shavers are equipped with design, which can care about most dead ends, the head is in round shape, can gently shave, will not scratch your or remove the unwanted parts, efficient and have good effects Easy to install: these heads are convenient to install for replacement, after installation process, you can place a drop of oil on each head and run for 10 seconds to maintain a properly-running function; It's recommended that you should replace the shaving heads 12 months for performance Pointed and multi precision blades: The pointed design makes a more efficient work, good for shaving your beard without leaving traces, you will look and more attractive; These heads are washable for reuse, you can clean after shaving or brush with a cleaning brush Name: head replacement Number: HQ9 Compatible with following models: these HQ9 replacement heads are compatible with for Heads Fits Powertouch (Pt9xx) Fits Aquatouch (At9xx) Fits 81__X, 82__X series For example: HQ8100 HQ8140 HQ8142 HQ8150 HQ8160 HQ8170 HQ8174 HQ9100 HQ9140 HQ9160 HQ9170 HQ8141 HQ8155 HQ8172 HQ8173 HQ8200 HQ8240 HQ8241 HQ8250 HQ8253 HQ8260 HQ8261 HQ8270 HQ8290 HQ9020 HQ9070 HQ9080 HQ9090 HQ9161 HQ9190 HQ9199 PT920 PT720 PT725 HQ919 PT925 AT940 PT920CC AT940 AT921 and other models Rotation: Yes colour:Silver Material:steel size:1 x 1 x 0.4cm Package Contents: 3 x blades 1 x cleaning brush Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.