Here is the ideal 2-step collagen treatment, this set includes:

Step 1

A collagen treatment that is a great way to replenish the hair's proteins and increase its shine and softness to the touch. It regenerates proteins and keratin
in the hair, cleanses, conditions, reduces volume and frizz in a single treatment.
It also contains cysteines and wheat proteins that are activated on all hair types. This treatment could prolong the longevity of a straightening treatment.
Kera Express is a 5 in1 product and can be applied once a month.

Step 2

Leave-in spray that creates protection on the hair and makes the styling process easier. It contains keratin, silk proteins, and oil to seal the cuticles. Eliminates
frizz, protects hair heat and free radicals.