Hairline Illusions makes one-of-a-kind lace wigs and medical cranial prostheses in America, pairing custom hair-system production with in-house finishing and repair work. Operating since 2004 and offering HIASTI training since 2007, the company also teaches aspiring cranial-prosthesis specialists how to build compliant medical-wig practices. Its work has appeared in Vogue and is designed for both everyday hair replacement and demanding medical hair-loss needs.