The head cap is plastic. I would venture to guess the threads on the plastic threaded post of the top cap won't last long. But would do you expect at the price point of the razor.
Question: Why do the manufactures of razors in China often include a cigarette filter with razors?
Banggood Reply: Dear customer we apologize for any inconvenience to you,about your product problem, our customer service have contacted you, we would give you a solution in time.