System 3 leaves hair thicker, denser-looking and with a vibrant color. System 3 is formulated to remove follicle-clogging sebum, fatty acids and environmental residues, while amplifying hair texture, providing moisture balance and color protection. Features amp Benefits Complete professional thickening treatment for colored hair with light thinning For amplified hair texture and restored moisture balance Helps remove follicle-clogging sebum, fatty acids and other environmental residues Helps provide hair resilience and control moisture balance Increases the fullness of each hair strand 1 - Cleanser Shampoo 10.1 oz 1 - Scalp Revitalizer Conditioner 10.1 oz 1 - Scalp amp Hair Treatment 3.4 oz