Aetrex Men's L820 Train

L820 - Our orthotics for low arches to flat feet with no forefoot pain, featuring a posted heel to control over-pronation and provide balance. Details: Top Cover Material: Ultra soft mesh polyester fabric to maximize air flow and reduce moisture Center Cushioning Material: FitGuard™ to cushion every stride with slow recovery memory foam Performance Base: Aerocell™ polyurethane for high energy return Insole Thickness: .2165" Recommended for: Gym Workouts, Training Sessions Best for: Gym sneakers, Training shoes, Athletic sneakers, Tennis shoes Worn twice before my son had went to the next shoe size.