After wearing a classic '90s Calvin Klein dress to the Time100 Gala, Hailey Bieber was photographed in New York wearing one of Spring 2026 's biggest denim trends . In fact, the Rhode founder borrowed Bella Hadid 's take on the trend, which she paired with her favorite thong flip-flops . On Friday, April 24, Bieber grabbed lunch with friends at Frenchette , pairing a long-sleeve white T-shirt with straight-leg jeans for the outing. Hadid recently proved that straight-leg jeans are Spring 2026's must-have denim trend , and it seems as though Bieber firmly agrees. The makeup mogul styled her straight-leg jeans with her favorite $560 Toteme Leather Heeled Flip-Flops—a staple of her Summer 2025 style , resurrected for Spring 2026. Article continues below Hailey Bieber wearing straight-leg jeans with heeled flip-flops. (Image credit: Josiah W./Backgrid) Toteme Leather Heeled Flip Flops Bieber dressed up her casual look with a pair of vintage Gucci sunglasses and a croc-embossed Chanel bag in black leather.…