Scotch Porter's Hydrating Hair Wash, 13 oz is a gentle, sulfate-free hair wash that contains Kale Protein, Horsetail Extract and White Willow Bark. Scotch Porter's Hydrating Hair Wash, 13 oz.,these ingredients work together to help you to say goodbye to problematic hair and scalp issues and hello to softer, healthier, and more manageable hair. You will love the effect that this hair wash has as detangling your hair becomes a breeze and your hair stays moisturized even in the winter months.