TRESemm Silky Smooth Salon Silk Shampoo TRESemm Silky Smooth Salon Silk Shampoo cleanses & helps to tame unruly hair, leaving it smooth & salon-soft. Enriched with Moroccan argan oil, it delivers moisture where your hair needs it most to calm frizz & flyaways without weighing hair down & is light enough for daily use. TRESemm Silky Smooth Salon Silk Shampoo is designed to be used with TRESemm Silky Smooth Salon Silk Conditioner.