Joico's K-pak Cuticle Sealer Ph Neutralizer restores and balances hair's natural pH with its precise low pH formula. Infused with hydrolyzed human hair keratin and essential amino acids, it smooths and seals the cuticle, transforming hair into a silky wonder. This effective treatment locks in curls and color while reducing hair swelling. It also removes ammonia and peroxide residues, ensuring vibrant, damage-free hair with a lasting, stunning shine.