Under Armour Women's UA Micro G&Acirc;&iquest; Mantis II mesh Upper: Ultra-breathable mesh upper with synthetic overlays for extra support Molded foam in the heel to lock you down, perforated for ventilation Midsole: Full-length Micro G foam turns cushioned landings into explosive takeoffs Footbed: Molded 4D Foam footbed conforms to your foot's exact shape, eliminating slippage Outsole: Strategically placed blown rubber on the outsole delivers greater traction with less weight