Hi, what are your thoughs on this Kérastase shampoo for oily roots and dry lengths? Reviews are mixed and it's not the cheapest shampoo so feedback would be appreciated. Thank you :) :
Kérastase Specifique Bain Divalent Shampoo 250ml Duo - LOOKFANTASTIC
Specifique Bain Divalent Shampoo for Greasy Hair | Kérastase