This powerful serum works to rejuvenate hair colour while providing heat protection and maximising shine. Incredibly versatile, the Caviar Infinite Color Hold Dual-Use Serum can be used as a radiance-boosting leave-in treatment or as a colour-recharging masque (when mixed with any Alterna conditioner). Expertly formulated with moisturising caviar extract, this brilliant serum leaves hair smooth and hydrated, with improved elasticity and colour retention. Free of added SLS/SLES, parabens, phthalates, DEA/TEA, and synthetic colour. Key Benefits & Results Rejuvenates hair colour Boosts vibrancy and shine Protects against physical, chemical and natural ageing factors Offers thermal protection up to 232 °C Clinically proven to deliver 70 days of lasting colour vibrancy and shine when used as a regimen with the Caviar Anti-Aging Infinite Color Hold Shampoo and Conditioner* Perfect for straight, wavy, curly, coiled and tightly coiled hair. Suitable for colour-treated hair.