Our salon is located at the intersection of Paulina Avenue, Lincoln Avenue, and Roscoe Avenue, and steps away from the Paulina Brown Line Station! We offer haircuts for men and women, blow outs, braids and formal styling, highlights, color, and bridal updos for your special day! Our hair coloring services include balayage, highlights, creative hair painting, and more. Sine Qua Non was named the 'Best Hair Salon in Chicago' by Byrdie Beauty.