PROYOU the winner ahl inv shampoo 350 ml PROYOU the winner ahl inv shampoo 350 ml is a luxurious shampoo formulated with natural ingredients and essential oils that help cleanse and nourish the hair and scalp. It is enriched with Argan oil and Pro-Vitamin B5 which help to repair damaged hair and promote healthy growth. The shampoo also contains AHAs which help to gently exfoliate the scalp and stimulate the follicles, while invigorating the scalp and nourishing the hair. It is suitable for all hair types and helps to protect the hair from environmental damage.