As much as they need to make for the buyers.
They make wigs.
by being an apprentice
a peruke maker is a male wig maker
$5,000 a day
You can collect different hair pieces. You can assemble the pieces on a cap. You can ask a wig maker how it is done properly.
perruquier
A wigmaker is professionally known as a "wig stylist" or "wig designer."
The first wigs appeared in ancient Egypt. They were originally made out of real human hair but later were made out of horsehair and various other animal hairs.
Someone who wanted to learn the wig making business would have to attain an apprenticeship with a practiced wig maker to learn the business.
Wig Maker, in olden days
a peruker is a colonial wig maker that sewed horse hair, goat hair, and human hair to a hair net then gave them out to children, men, and women, to make money.
Making wigs from human hair is a specialty skill. There are many places to buy blond wigs made from real human hair. Or if a specialty wig is needed finding a wig maker and commissioning a wig would be the ideal way to find a blonde wig.