It's important to use the right products otherwise the human hair extensions clip in may fall out or be unmanagable. Some wholesale feather hair extensions are noticable but nowerdays depending on where you get them done can look really real hair feather extensions. You don't know until you've tried them, but it's worth going to professionals as they can go black hair extensions, well not nessecarily wrong but maybe not natural looking or the hair quality isn't of high standards.