Let’s talk about Summer Fridays: the Instagram It Girl of skincare. The one with the minimalist beige tubes and the kind of packaging that makes you rethink your entire bathroom aesthetic. If Glossier is the effortlessly cool girl who probably drinks iced matcha year-round, then Summer Fridays is her slightly older sister who has a yoga mat in the trunk of her Tesla and knows what “skin cycling” is. Origins: Two Influencers Walk Into a Lab… Summer Fridays was founded in 2018 by beauty influencers Marianna Hewitt and Lauren Ireland—because if anyone knows how to market a serum, it’s women whose job