Shampoo For Dull Porous Hair: First Sulphate-free glossing step to get the shiniest hair of your life, using skincare-grade Glycolic Acid complex. 2% Glycolic Acid Complex: Penetrates the hair fibre to improve strength and shine, transforming rough and dull hair into a smooth reflective surface. Long-Lasting Gloss Results: achieve up to 5x wash transformation with a rich generous foam that cleanses softly while filling fibres with intense care. Mirror Shine Smoothness: 82% of women agree hair looks shiniest after using this routine, providing a healthy glossy look for all hair textures. Professional Glossing Routine: Use with Glycolic Gloss Conditioner and Lamination treatment for ultimate mirror-like shine and healthy looking hair.