adidas Performance Men's Duramo Lite M Running Shoe Rubber sole Shaft measures approximately Low-Top" from arch Weight: 10.5 ounces (size 9); Runner type: neutral; Midsole drop: 10 mm (heel: 24 mm / forefoot: 14 mm) Air mesh upper for maximum breathability Synthetic overlays for added support ADIWEAR outsole offers the ultimate in high-wear durability Flex grooves for natural movement