Hair and Nails

Q: Is it permissible for a woman to cover her own hair in front of non mahram men by wearing a wig. If no then why?

Q: A weave is a hairstyle created by weaving pieces of real or artificial hair into a person's existing hair, typically in order to increase its length or thickness. Is it permissible for a woman to cover her own hair in front of non mahram men by wearing a weave?

Q: Is it permissible for a man to wax his moustache? In this way it is not shaved but rather the hair is pulled out from the roots.

Q: Is it permissible to remove facial hair (except eyebrow hair) that are on the sides of face under the sideburn?

Q: Can you please tell if I can put black mehndi on my hair? Is it not allowed in Islam?

Q: Can one clip nails at night?

Q: I would like to know if the unwanted hair of the human body is napak. If one shaves the private parts and the hair which has come out is considered napak or not.

Q: From which age is it mandatory for a boy to shave hairs around the penis or lower body?

Q: Can a male or female tint his/her hair black or any other colour, if their hair is black? 

Q: Is it allowed to pluck the extra hairs on the eyebrows if a woman has broad and irregular eyebrows. She is not doing it to keep thin the eyebrows. It is only to look good for her husband.