IGK First Class Charcoal Detox Dry Shampoo is a deeply cleansing dry shampoo that absorbs oil + eliminates odors. A new way to dry shampoo. 3 cleanse levels. 3 breakthrough formulas. Not all dry shampoos are created equal. Choose your dry shampoo based on your scalp type, hair type, and lifestyle. This product is vegan, cruelty-free, gluten-free, sulfate-free and provides UV protection.