Liquid-Plumr® Pro-Strength Hair Clog Eliminator™. 70% more actives*. To destroy tough clogs. Clog remover. Clorox®. From the makers of Clorox® products. *As compared to Liquid-Plumr® full clog destroyer™. Our thickest gel coats and sticks to hair, the #1 cause of clogs. Safe for all pipes! Septic systems. PVC. Plastic. Cooper. Old pipes. Satisfaction guaranteed! (800) 227-1860. For questions or comments, visit www.liquidplumr.com or call (800) 227-1860. A list of this product's ingredients is available at www.ingredientsinside.com. ©2012.