Nanogen Thickening Shampoo For Men - gentle cleansing shampoo that effortlessly removes product buildup and gives the appearance of thicker hair from the very first wash.Awaken your senses with a fragrance of fresh sophistication while the lather gently exfoliates your scalp for a truly clean sensation you can actually feel - wash after wash. This SLS, SLES and Paraben-free formula removes impurities without stripping your hair.