Hair by Sam McKnight Rich Cleanse Nourishing Shampoo 250 ml is a nourishing shampoo for all hair types. The Rich Cleanse Nourishing Shampoo by Hair by Sam McKnight It is formulated to gently cleanse hair, protect color, and provide deep hydration. It contains Quinoa Pro complex and plant keratin to strengthen and soften hair, while sugar beet acts as a moisturizer. naturale. Suitable for colored, dry or damaged hair, it leaves hair soft, shiny and visibly healthier.