Combat the signs of thin or flat hair with the Redken Acidic Grow Full System Instant Densifying Spray, a spray treatment designed to leave thicker-looking hair and scientifically proven to reduce hair fall due to breakage from brushing.

Powered by AZELAIC ACID + 5% Densifying Complex, this lightweight leave-in formula delivers:

•Fuller-looking and thicker-looking hair 
•A rebalanced, hydrated scalp 
•Instant root-lifting

Part of the NEW Acidic Grow Full System of shampoo, conditioner, serum, and spray, which works to rebalance the scalp with hydration and instantly creates denser-looking hair. The system helps create the look and feel of fuller, denser hair by coating the hair fiber and reducing breakage while hair grows as usual.Part of the NEW Acidic Grow Full System of shampoo, conditioner, serum and spray which helps balance scalp with hydration and creates a denser effect by coating the hair fibre and reducing breakage while hair grows as usual.