The TRESemmé Keratin Smooth Keratinbond No3 Treatment Mask is a luxurious hair treatment designed to nourish and strengthen hair with its advanced Keratinbond+ formula. This professional-grade mask works deep within the hair structure to reinforce bonds, helping to prevent breakage while providing exceptional frizz resistance. Infused with keratin, it leaves hair smooth and manageable, resembling a salon finish. Ideal for all hair types, this treatment targets the most common issues of dry, frizzy hair, making it easy to style and maintain. Simply apply to clean, damp hair, leave it in as directed, and rinse for beautifully soft and sleek results.