Garnier Fructis Sleek & Shine Serum formula combines Argan Oil to intensely nourish, and Phyto-keratin, a naturally occurring protein, to replenish the hair fibre for a lasting smooth, anti-frizz result. Inspired by nature and activated by science, the paraben-free Fructis formulas has been dermatologically tested to ensure it is gentle on your hair whilst still delivering exceptional results. Result: 72 hours of perfectly smooth hair**Instrumental test: shampoo + conditioner vs classic shampooGARNIER CARES: We have made changes to the Fructis bottle to make it more environmentally friendly. This bottle is made of PET, the most widely recycled plastic. Recycle this bottle to help decrease landfill waste. Remove cap before recycling.