Cleanse and smooth with K18 Damage Shield pH Protective Shampoo. A color-safe, pH-optimized shampoo that delivers a thorough cleanse without stripping. Its formula helps minimize cuticle swelling during washing, which supports smoother-looking hair, less frizz, and brighter-looking color. Plant-derived surfactants lift away buildup and excess oil while leaving hair soft and manageable. A patented K18 peptide helps hair feel stronger and look shinier. Gentle enough for frequent use on hair and scalp. Ideal for everyday cleansing.