Strengthen Ultra
As an add-on service to maintain the integrity of the hair structure and health of your hair during colouring. Strengthen Ultra is a vegetable protein blend which penetrates deep into the hair fibre. These proteins create a new structural connection within the hair reducing the damage of bleaching and chemically treated hair. Testing has shown that the hairs structural strength is increased by 7 times. Colour with confidence in the knowledge that your hair structure has the upmost strength and integrity…


