Plenty of male designers have created their own beauty collections, but relatively few actually wear it themselves. Not so with Marc Jacobs, who started using #MalePolish years ago on his Instagram — where, in almost every photo, he sports fresh lacquer. Marc Jacobs Beauty Enamoured Hi-Shine Nail Polish ($18) in My Glaze, a rich garnet, makes regular appearances thanks to its versatility and punky version of glamour.