Under Armour's Charged Assert 9 with Charged Cushioning that helps absorb impact, leather overlays that give sturdy stability, and a mesh upper that keeps your feet cool for miles, these running shoes are designed to help anyone go faster. Complete breathability is provided by a lightweight mesh upper with a variety of colored digital prints. Breathable lightweight mesh upper with durable leather overlays. Breathable textile lining for abrasion-free wear. Removable, EVA insole for cushioning and support. Charged Cushioning midsole uses compression molded foam for extreme responsiveness and toughness. Strong rubber outsole covers high impact zones for more prominent solidness with less weight.