Kérastase is one of the most widely used and highly recommended professional hair care lines, ideal for providing that fresh-from-the-salon hair transformation. Fronted by supermodel Emily Ratajkowski, Kérastase uses expert-approved ingredients in their personalised ranges to suit all hair and scalp types, so you can achieve your dream hair in minutes. Working closely with the Four London salon founders, to ensure they can shop their most popular products and ranges on one simple website.