Runner is the Raf Simons line of footwear. The Cylon-21 is the flagship model of the collection, inspired by running shoes and retro futurism. The pair is made of premium leather in black. Has a massive rubber sole. Decorated with red ‘gel’ inserts and detachable detail at the back. Branding print is at the side. The Cylon-21 silhouette is also available in silver.