System 4 Litres Duo

System 4 Cleanser: Volumizing cleanser helps to remove follicle-clogging sebum, fatty acids, and environmental residues from the scalp and hair. Cleanses to provide thicker-looking hair. For noticeably thinning, fine, chemically treated hair.

System 4 Scalp Therapy: A lightweight conditioner that helps provide hair resilience and moisture balance control to noticeably thinning, fine, chemically treated hair.