Streamlined broguing traces the contours of a leather wingtip derby updated with a grooved-rubber platform sole and lugged, flexible tread. Lace-up style Grand.OS energy-foam cushioning Removable insole Leather upper/textile lining/rubber sole Imported One or more major components contains at least 50% leather sourced from a tannery that has achieved a Leather Working Group rating for its energy use, waste production and water treatment