Cleanses and exfoliates the scalp with wintergreen-derived salicylic acid to remove build-up that can clog pores. Conditions to help strengthen thinning hair. How to Use Massage into wet hair and scalp. Rinse. For best results, follow with invati men scalp revitalizer. Responsible Packaging 250 ml: Bottle is minimum 75% post-consumer HDPE and up to 25% bioplastic (which is 96% plant-derived and 4% petrochemical). Please recycle.