The Salon Cosmetology Hair Color Posters are designed for Stylists, Students, Educators, Cosmetology and Barbering Schools. The Posters are laminated and measure 18" x 27" Inches. The Poster Includes Step by Step Instructions for Hair Color services, such as Hair Color Formulation, Color Correction, Color Application Techniques and Procedures. The Cosmetology Hair Color Poster offers many benefits for professional Hair Stylists, Barbers, Students and Educators. The Posters encourage learning and retention. With step-by-step instructions and vibrant illustrations, it reinforces key concepts, skills, and techniques. A lifesaver for Teachers & Educators. Having a Hair Color Poster in your classroom, helps students grasp how to formulate Hair Color easily. A must have tool for students, educators and schools.