The TRESemme Biotin + Repair 7 Hair Mask offers a hydrating treatment through the softness and repair it provides to your hair. Additionally, it contains the so-called "Pro-Repair Complex," accompanied by three types of silicone - designed to repair the hair strands and provide softness even to the most damaged locks. This TRESemme® mask is also formulated with Biotin and is the first step to start restoring the beauty of your hair from the very first use!