Why should Erkang add ears to his clothes in Zhu Huan?

Decoration. According to the inquiry, the TV series "Princess Pearl" shows that.

1, Fourcand is Fulun's eldest son, brave and talented, a university student, an imperial bodyguard, and the forehead pearl Gege Wei Zi, who was knighted.

2. They are literate and armed, well-proportioned, gentle and handsome, and distinguished. The clothes they wear are resplendent, and the tassels can better reflect the differences in status, showing that the clothes are more luxurious and beautiful.

3, so adding ears is decoration.