Scalp + Hair Duo System 3 is a shampoo + conditioner set designed for colour‑treated or damaged hair with light thinning. It gently cleanses the scalp, removes buildup, and nourishes hair from roots to ends — helping hair look thicker, fuller, and healthier while improving scalp condition.

This set includes: 

1. #3 Cleanser shampoo 33.8oz (1 L)
2. #3 Scalp Therapy conditioner 33.8oz (1 L)