This hyaluronic acid infused shampoo is a lightweight formula ideal for lightened, highlighted and grey hair. The gentle cleansing formula soothes and hydrates hair from root to tip, with a lightweight feel and illuminates blonde tones. It purifies hair from pollution and removes dulling agents. Enriched with a potent combination of hyaluronic acid and edelweiss flower, the formula has high concentrations of antioxidants to prevent damage and protect the hair fibre. Hyaluronic acid deeply hydrates blonde hair, smoothing the hair fibre for a uniform touch along hair strands. Hair is cleansed, with a radiant shine and nourished to the tip. To use wet hair then thoroughly remove excess water before applying a small amount of shampoo touch by touch onto 5 key zones of the hair. Add water and emulsify. Focus this first wash on the scalp using fingertips to massage the scalp and remove impurities. Rinse thoroughly then apply a second amount of shampoo touch by touch and add water. The second lather will produce a more abundant foam which will help cleanse lengths all the way to the ends. Rinse thoroughly. Today, more than ever, the world needs care responsible and sustainable care. Since 2013, kerastase has resolved to extend its expertise in the art of care by committing to using less virgin plastic. Drawing on their excellence in innovation, finding new ways to cut down on waste and empower their customers to make more sustainable choices. Kerastase is committed to optimising packaging whenever possible, using less virgin materials and more recycled materials, recyclable packaging and refillable delivery systems. Beginning with shampoo bottles and branching out to more and more products, they are creating a sustainable packaging program, with many more refill innovations to follow. Kerastase is also committed to more sustainable production and since 2019 their factory in burgos, spain has achieved carbon neutrality by improving energy efficiency and using 100% renewable energy. Since 2017 the burgos production facility has also been a 'waterloop' factory. This means that 100% of the water used for production processes is recycled and reused in a closed loop. The external water network is only used in the composition of the products or for employee's day to day needs.