The Matrix Biolage HydraSource Daily Leave In is a lightweight, non-sticky spray which uses Aloe and Passion Fruit extracts to condition and nourish the hair. It'll give you super silky, supple locks with a stunning shine. K.D. Directions for use: After Matrix Biolage Hydrasource Shampoo, spray Matrix Biolage Hydrasource Daily Leave-In Tonic evenly on damp hair. Comb through. In case of contact with eyes, rinse them immediately.