Gabel's Lemon Fluff Shampoo Paste, 16oz, Clarifying Shampoo by Gabel's. Factory Direct. Formulated pH balance shampoo for salon and professionals use.. A paste shampoo of its kind, highly concentrated, rich lathering and excellent cleansing action. Designed to have a pH balance to prepare hair for coloring or clarifying. This is the classic shampoo to use before coloring or perming the hair.