Set includes Biosilk Silk therapy 167 ml & Biosilk Silk Therapy Shine On 150g. Weightless leave-in silk replenishing and reconstructing treatment that helps repair, smooth and protect all hair types. Paraben Free. • Fills voids in cuticle to create smooth hair • Aids in preventing split ends • Provides incredible shine. Weightless finishing spray that controls frizz and provides hair with brilliant shine and UV protection.