Transform the appearance of thin, flat hair with the targeted solution of the Redken Acidic Grow Full System Instant Densifying Spray. This advanced, lightweight leave-in spray treatment is scientifically proven to reduce hair fall due to breakage from brushing, making it your essential daily step toward visibly thicker-looking and fuller hair. Combat the signs of low density and fragile strands with this powerful densifying spray designed to instantly boost volume and improve the overall resilience of your hair fiber. Experience the power of our high-performance formula, fueled by potent AZELAIC ACID and a 5% Densifying Complex. This breakthrough combination works immediately to deliver instant root-lifting volume, creating the look of more hair from the scalp. Beyond the immediate fullness, the formula also promotes a rebalanced, hydrated scalp environment—the foundation for healthier-looking hair. Use this Redken treatment daily for a noticeable difference in density and softness without weighing your hair down. For maximized, lasting hair density results, incorporate the Instant Densifying Spray into the complete NEW Redken Acidic Grow Full System. When used together, the system—including the shampoo, conditioner, and serum—works synergistically to rebalance the scalp with hydration and create a long-term denser effect by coating the hair fiber and significantly reducing breakage. Stop worrying about fragile strands and start enjoying the look and feel of stronger, fuller, and more resilient hair as it grows as usual. Ingredients: 1400509RK12 - INGREDIENTS: AQUA / WATER / EAU • ALCOHOL DENAT. • PVP • CAFFEINE • PEG-40 HYDROGENATED CASTOR OIL • PROPYLENE GLYCOL • TRIETHANOLAMINE • PHENOXYETHANOL • ACRYLATES/BEHENETH-25 METHACRYLATE COPOLYMER • PARFUM / FRAGRANCE • CAPRYLYL GLYCOL • AZELAIC ACID • BIFIDA FERMENT LYSATE • SACCHAROMYCES/RICE FERMENT FILTRATE • LINALYL ACETATE • CARVONE • LINALOOL • LIMONENE • CITRUS LIMON PEEL OIL • PENTYLENE GLYCOL • CITRUS AURANTIUM BERGAMIA PEEL OIL • CITRAL • CITRUS AURANTIUM PEEL OIL • PINENE • GERANIOL • TERPINEOL • GERANYL ACETATE • CITRONELLOL • EUCALYPTUS GLOBULUS OIL • MENTHA PIPERITA OIL • SODIUM BENZOATE (F.I.L. N70058506/3).