Details: BioSilk Silk Therapy Original is a lightweight, leave-in hair treatment designed to smooth, repair, and protect all hair types. Formulated with natural silk proteins, this serum helps strengthen the hair cuticle, reduce frizz, add intense shine, and improve manageability. It also protects against heat styling and environmental stressors, making it ideal for daily use. The ultra-light, non-greasy formula absorbs instantly to hydrate dry, damaged, or chemically treated hair without weighing it down. Use on damp or dry hair for silky-smooth, glossy, healthy-looking results.