COLOUR PROTECT SHAMPOO WITH PH SEALING TECHNOLOGY Colour protect shampoo with pH sealing technology A sulphate-free pH balanced shampoo gently cleanses and closes the cuticle for a shine that helps to lock colour in while protecting hair strands from hard water mineral accumulation to guarantee brilliance. COLOUR PROTECT CONDITIONER WITH PH SEALING TECHNOLOGY. Colour protect conditioner with pH sealing technology. A colour-locking conditioner forms a protective layer to guard against colour loss and environmental stressors, while pH balancers help create shine and improve hair�s condition, softness, and hydration while reducing damage and never weighing down the hair.