Cole Haan Derby Oxford Streamlined broguing traces the contours of a leather wingtip derby updated with a grooved-rubber platform sole and segmented, flexible tread. 1 1/2" heel; 1" platform (size 8.5) FlowerFoam™ sole is made from a minimum of 25% natural dandelion rubber Footbed is treated with antimicrobial technology to keep you feeling fresh and dry Leather upper/synthetic lining/rubber sole Imported