Tilly @Talking Heads stocks and uses L'oreal Professional revolutionary new hair colour 100% Ammonia free, odourless, permanent Hair Colour. Tilly @ Talking Heads uses shampoos, conditioners & hair treatments from Tilly @ Talking Heads specializes in hair straightening using the number one selling product in Japan and Asia now in Australia Crystallizing straight is an innovative technique developed in Japan to make frizzy, wavy or curly hair completely straight, while preserving the hairs natural health. Crystallizing Straight uses a precisely advanced technology which utilizes heat to restructure the hair from curly to permanently straight and lock in optimum softness. The system actually flattens the hair cuticle layer to produce permanently straight hair, delivering a ultra gloss shine and silky feel. Crystallizing Straight is the number one selling Japanese permanent straight hair product in Japan and Asia.