The CHI Enviro Smooth Treatment is a high-performance system designed specifically for chemically untreated, virgin, or resistant hair types. This professional formula works to smooth the hair cuticle, reduce frizz, and enhance manageability without harsh chemicals. Utilizing advanced ingredients, this treatment imparts a sleek, polished finish, significantly improving the hair's overall texture and shine. It is ideal for achieving durable straightness and control, even in humid conditions, making daily styling more effortless. This set is formulated for salon-quality results, delivering long-lasting smoothness while reinforcing hair health.