What is that claw-like thing in Lafayette's hand?

Finger protector is also called armor protector. Most of the familiar finger protectors are in the TV series of the Qing Dynasty harem. In fact, armor covers appeared as early as the Ming Dynasty. This is something that many people ignore. Only in the Qing dynasty. It is very common for harem queens to use it. The style is also much denser. Manchu women like to keep long nails, and women's slender and soft fingers can be decorated in a decorative way, that is, to keep long nails. The wind of storing armor has a long history. According to the Records of the Three Kingdoms, during the Warring States Period, all courtiers around korean king Han Zhaohou wore long armor.