Plumps overall thickness by 200% and strengthens hair. Instantly get the look and feel of more hair. Infused with Biotin & Hyaluronic Acid, this conditioner visibly plumps and moisturises hair leaving you with thicker, fuller, and more nourished hair in 1 use. When using PROfiller+ for fine hair shampoo, conditioner & spray vs. basic shampoo. Stronger hair with less breakage. Silicone Free. Clinical Test Results. We are committed to a world without animal testing.