Regenerate and nourish the scalp with this nourishing duo. The Pro Youth Massager stimulates the follicles and removes product build-up. The Pro Youth Hair and Scalp Mask rebalances the scalp with retinol, honey and probiotics for healthy, shiny strands.This set contains:1 x scalp brush1 x hair mask, 212 mlApplication: After shampooing, apply a generous amount of product evenly from the scalp to the lengths and ends of the hair. Leave on for 5-10 minutes and then rinse with warm water. Use 1-2 times a week