Dior B30 Countdown Sneaker Black Mesh and Black Technical Fabric is crafted in black mesh and tonal technical fabric, it is enhanced by a reflective black CD30 signature with a graphic aesthetic. The B30 Countdown also features silver-tone Dior B30 and CD30 signatures on the tongue and back. A sculpted and ultralightweight rubber sole spotlights various hallmark details, and elastic on the interior provides optimal comfort. The B30 Countdown sneaker will complete any casual outfit.