
Kippahs are a rather new custom. It’s only like 500 years old and really the idea is to cover your head. He doesn’t need to cover his head, he’s not a Jew, but from my viewpoint, this is akin to wearing a hat. There’s no disrespect. There is an idea for Jews shouldn’t wear a kippah openly if you are doing something that other Jews could see. For example, a Jew with a kippah should be careful entering/eating at a non-kosher resteraunt because maybe a Jew could see and think that because