Thio-Free formula designed for color treated hair. Reduces damage to hair, especially with repeated use. This is odorless. Additional Product Information: We are not associated or affiliated with Jingles and are not a licensed retailer of Jingles. Jingles guarantees this product only when sold through authorized retailers, and cannot guarantee the authenticity of any product sold by an unauthorized retailer. We cannot guarantee that this product is covered by any manufacturer s warranties or eligible for any manufacturer s rebate. If the UPC codes or other tracing codes are missing from any product container of a Jingles product, please retain your purchase receipt to assist in the tracing of that product in the unlikely event it is defect.