Number 4 High Performance Hair Care sets the standard for excellence in high quality products that provide users with an extraordinary experience. Each of our collections was created with our mission in mind, to develop a creative, high performance line of products in alignment with the cycles of fashion, science, art, music and industrial design.
Number 4 Haircare


Liquid Complex Culture
Our Liquid Complex Culture™ defines our products and ensures nothing less than a hair miracle. It draws upon water—the spring of health and eternal youth—and an advanced delivery system that extracts tiny molecules from botanical ingredients to infuse unique anti-aging, strengthening, color preserving and purifying benefits.