The perfect initiation to the Density lineup. This limited edition 3-step discovery set aids in preserving hair density and promotes an ideal scalp climate to foster healthy hair growth. The set includes:  Density Preserving Scalp DropsDensity Thickening ShampooDensity Thickening Conditioner  Density Preserving Scalp DropsContain a revolutionary active blend crafted to sustain follicle health and secure hair density and quality with use*. This synergy-packed, weightless serum provides an immediate sensation of stimulation and improves hair health to decrease scalp visibility, and impede hair loss with frequent use. Clinically tested. Fit for sensitive skin.*when used for three months continuously. Density Thickening ShampooInstantly volumise hair with Philip Kingsley's Density Discovery Collection. Formulated with unique Hyper-Branched Polymers and Hydrolyzed Pea Peptides, it gently nourishes hair from the root to the tip while strengthening strands from within. Sulphate-free and with