If you're searching for how to repair damaged hair, the World Hair Institute offers expert solutions to restore and maintain your hair additions. Our professional services include cap adjustments, repairing torn base materials, correcting poor haircuts, adding volume or length, and custom coloring such as ombré, rooted tones, and highlights. Phone: +1 312-372-4008 Email: info@worldhairinstitute.com Website: www.worldhairinstitute.com Address: 77 W. Washington Suite 1306 & 1307 Chicago, IL 60602 USA.