Hair Serum For Dull Hair: Elvive Glycolic Gloss Core Spray delivers instantly shiniest hair results by filling and sealing porous hair fibres. Glycolic Acid Technology: Powered by skincare's Glycolic Acid to improve shine, smoothness, and strength for a lasting mirror-like gloss finish. Long-Lasting Gloss Shine: Achieve up to 82% more shine and 54% more smoothness that lasts through multiple washes for healthy looking managed lengths. Protects From Future Damage: Shields strands from external aggressors while enhancing brilliance and movement for all hair types, straight to coily. Daily Routine Hero: The essential finishing touch for the Glycolic Gloss routine to ensure high-gloss results and a silky professional finish. Pack size: 150 ml.