- TRESemmé Keratin Smooth hair care set with 400 ml shampoo and conditioner each - Controls frizz for up to 72 hours thanks to its formula with hydrolyzed keratin - PRO Style Technology: strengthens hair from within and improves manageability - Provides softness, shine, and a professional smooth finish with every use - Shampoo and conditioner developed by hair care experts - Easy application: shampoo on wet hair, rinse, conditioner from mid-lengths to ends, leave on, and rinse out - Recommended for those seeking smooth, soft, and frizz-free hair - Optimal results when complemented with other products from the Keratin Smooth line