The sesh includes things like customized music composed by a hypnotherapist to match each facial or massage, fluffy slippers you get to keep and products — like a marine collagen mask and a facial massage cream — that you literally cannot buy anywhere. Each treatment has its own signature room spray and a specialized massage protocol, too.

— Leah Rumack visits the Chanel spa at Holt Renfrew in Toronto. Read more in This Is The Tiniest Spa In Canada at Refinery 29.