Why Use Salon Silk Shampoo? Delivers intense moisturisation where your hair needs it most, to calm frizz and flyaways.* Developed with argan oil and silk proteins, this advanced smoothing system** provides gentle cleansing and tames unruly hair leaving it 2x smoother* and salon-soft. *With TRESemmé Salon Silk Shampoo and Conditioner vs non-conditioning shampoo. **TRESemmé Salon Silk Shampoo and Conditioner.