Big buzz at Coty is the launch of Sally Hansen's Color Therapy in November. Hitting mass market locations then, this argan-oil-infused polish collection nourishes nails with almost 40 hues. An advertising campaign rolls out later this month. As reported in Happi, Sally Hansen is a fashion week staple and leads sales with its Miracle Gel line. Color Therapy was celebrated at an event in NYC last night, as pictured....