ULTIMATE SMOOTH is a professional hair care ritual designed to nourish and smooth dry, dull, frizzy, or frizz-prone hair. The ULTIMATE SMOOTH mask smooths, deeply nourishes, and adds shine to hair while reducing frizz. With a rich and creamy texture, it is intended for weekly use. It is formulated with squalane and Omega-9 to deeply nourish the hair from within and create a una protective barrier on the outside. Dermatologically tested, it is suitable for colored hair. With notes of jasmine, vanilla, bergamot, peach, and sandalwood, it is a true floral bouquet that scents your hair with every use. Apply the ULTIMATE SMOOTH mask to clean, damp hair, focusing on lengths and ends. Leave on for 5 to 10 minutes and then rinse thoroughly. For optimal results, use this intensive mask (weekly) alternately with the conditioner (daily) and the Ultimate Smooth shampoo and Miracle Oil Serum for nourished hair in 30 seconds and una smoothness that lasts up to 3 days.* *Use of ULTIMATE SMOOTH Miracle Oil Serum without washing for 3 days compared to no treatment.