Restorex Collagen & Biotin Volumizing Shampoo For Hair Lacking Volume 500MlA shampoo with a volumizing effect, specially developed for the needs of hair lacking volume. It is ideal for all users with its formula suitable for all skin types. It gently cleanses the scalp without drying it. Suitable for daily use provides long lasting volume and fullness. With its sulfate free structure, it provides softness while preserving the natural oil balance of your hair. It offers long term use thanks to its 500 ml large packaging.