Boasting a unique smoothing formula containing extracts of the softening Camellia Flower, the Matrix Biolage SmoothProof Shampoo works to tame flyaways and eliminate frizz for a super sleek finish. Formulated with self-adjusting humidity blocking technology, this shampoo not only deeply cleanses the hair but it reduces the chance of frizz, giving you a smooth, salon perfect ‘do! K.D. Directions for use: Apply to damp hair massage thoroughly and gently. Rinse well. Repeat if necessary.