Volumizing Complete Hair Revitalizing System - Research Results136% increase in volume in just 24 HOURS after applicationResults from a TRI/Princeton controlled hair swatch study including Keranique's Volumizing Shampoo, Volumizing Conditioner and Lift & Repair Treatment Spray:Scientifically proven results for 24-Hour Full Body Volume!169% increase in hair volume and thickness after just ONE useFormulated WithoutSulfates, Parabens, GlutenColor Safe and pH BalancedIncludesLift & Repair Treatment Spray (2.0 oz)Volumizing Follicle Strengthening Conditioner (4.5 oz)Follicle Boosting Serum (2.0 oz)Volumizing Follicle Strengthening Shampoo (4.5 oz) - Volumizing Complete Hair Revitalizing System