Dehydrated, tired hair? They need to be reboosted. Our 72H Re-Hydrating Shampoo instantly envelops the fiber for lasting moisture retention for 72H*. Hair is shiny, 10x more hydrated*. They are plumped up, as if revitalized. The power of Hyaluronic Acid: An active ingredient naturally present in the body, a drop can retain up to 1000 times its weight in water. Hair is lightly nourished. Our commitment doesn't stop at the beauty of your hair: all of our Elseve shampoo and detangler bottles are made from 100% recycled plastic, are recyclable and are always made in France in our carbon-neutral factory. *Instrumental test after several applications of the shampoo and detangler from the range.