has worn new-season pieces from Saint Laurent and Philosophy di Lorenzo Serafini, but as Hailey knows, nothing compares to worn-in leather. —a marketplace that specializes in curated vintage and second-hand—has supplied Hailey with the supple leather jackets she’s been wearing constantly of late. As well as a chocolate-brown blazer, she’s fallen for a slouchy bomber, which she wore with a miniskirt, crop top, New Balance trainers and her favorite oval sunglasses by Balenciaga on October 13. Worn Vintage, founded and run by Lovisa Källström, is another source of leathers for Hailey Bieber.