Authentic. CHRISTIAN DIOR Oblique D-Way Platform Slide Sandals size 8.5/39 in Deep Blue. These sandals are crafted of embroidered cotton canvas in beige and blue and feature a prominent "Christian Dior Paris" Dior logo on the strap. They have navy leather insoles with a two-inch platform. Great condition and barely worn. True to size. No box. Please message me for any further questions!