How safe is it?

Product Description

Helps neutralize brassy tones and keep color true.

Helps to neutralize brassiness and enhance the beautiful tones of gray, white, silver and blonde hair

This duo contains 1 x keratin complex blonde shell debars and brighten shampoo and 1 x keratin complex blonde shell debars and brighten conditioner (33.8 oz. each).

Hang tight. We're thinking.