1. Material: metal
2. Function: shaving components
3. Applicable models: ES 318/329/338/365/366/376/815/843/876/893/3040/3042/3050/3750/3760/3800/3801/3830/3831/3832/3833/ES -RP20/RP40/RC30/RC40/SA40/ESB383
4. Real machine mold opening, high adaptability
5. Sturdy and durable, no need to replace frequently
6. Detachable and washable for easy cleaning
7. Shave cleanly without hurting the skin
8. Weight: about 1 gram