Birkenstock is stepping away from hiking trails for the ballet barre. In a collaboration that feels both unexpected and surprisingly fitting, the German footwear brand has teamed up with Parisian dancewear house Repetto to give its famously practical sandals a graceful pirouette into the world of balletcore. Launching globally on July 16, the capsule joins Birkenstock’s premium 1774 line, bringing together two brands with very different legacies. Birkenstock has built its reputation on suppor