BIO SILK *SILK THERAPY* SILK TRIO ~ NEW ~ SHAMPOO, CONDITIONER & SILK THERAPY! REPLENISH & RECONSTRUCT SET. NEW AND SEALED. This quest for healthier hair is how BioSilk Silk Therapy emerged in 1986. For centuries, silk was celebrated as a luxurious fabric due to its smooth texture and brilliant luster. Throughout history, silk clothed royalty and the elite, continually evolving with fashion trends to be one of the most coveted fabrics of all times. The launch of BioSilk Silk Therapy was yet another first since natural pure silk had never been used in hair care before. It was created as a weightless, leave-in silk replenishing and reconstructing treatment to repair, smooth and protect all hair types. BioSilk Silk Therapy Original is a weightless leave-in silk replenishing and reconstructing treatment that helps repair, smooth and protect all hair types. Fills voids in cuticle to create smooth hair. Aids in preventing split ends. Provides incredible shine. BioSilk® Silk Therapy® Shampoo with botanical extracts and herbs gently cleanses hair and removes build up while leaving hair healthy and manageable. Silk proteins penetrate hair to condition and create incredible shine. Ideal for all hair types. BioSilk Silk Therapy Conditioner is a conditioner with botanical extracts and herbs that replenishes moisture. Silk proteins penetrate hair to condition and create incredible shine.