It shouldn't have to be a constant battle between your craving for speed and your need for balanced support and cushioning. Slip into the ASICS® GEL-DS Trainer® 20 running shoe and hit the pavement! Successor to the GEL-DS Trainer® 19 (no longer available). Built for the mild underpronator to moderate overpronator. Highly-breathable mesh and synthetic upper materials. Seamless upper construction helps reduce the likelihood of irritation. Heel Clutching System™ is made up of an exoskeletal heel counter that promotes an improved fit and increased support. Lightly padded tongue and collar. Soft, breathable fabric lining for a great in-shoe feel. Removable foam insole. I.G.S® enhances the foot's natural gait from heel strike through toe-off. Solyte® midsole is lighter than standard EVA. Rearfoot and forefoot Gel® cushioning systems work together to better attenuate impacting shock and allow the foot to move fluidly throughout the gait cycle. Dynamic DuoMax® System increases stability and support with reduced weight and enhanced platform comfort. Midsole Height: Heel/Toe: 20.50 mm/10.50 mm Differential: 10 mm DuoSole® outsole is offers enhanced flexibility without compromising traction and durability. Propulsion Trusstic® mimics connective tissues in the foot by creating tension as the foot enters the propulsion phase. Guidance Line® technology employs a vertical flex groove that decouples the tooling along the line of progression for maximum stride efficiency. Imported. Measurements: Weight: 10 oz Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.