Kallos Cosmetics Mango. The Kallos Mango hair mask intensely hydrates and regenerates the hair, resulting in beautiful and strong hair. After application, your hair will be silky soft, and the hair fiber will be perfectly regenerated and protected. Treat your hair with the strengthening Kallos mask! The hair mask ensures a healthy hair appearance. Careful application guarantees better results. Apply the hair mask to damp hair and let it sit for a short time.