Crede AT Shampoo, Crede treatment shampoo is specially designed to control frizz and dryness. You can feel the difference after first time use. Crede is also specially designed for "Ionic Straighten Hair". It makes hair smooth and silky. It keeps hair with straight flat look. It also works on non-ionic straighten hair to take care of frizz problem. Effects of astringent prepare hair to accept Crede hair treatment, so product is highly recommended for use before use of crede treatment. AT is for managing curly hair.