Under Armour Men's Micro G Fuel RN Cross-Country Running Shoe 100% Mesh/Eva Imported Rubber sole Shaft measures approximately low-top from arch Lightweight mesh upper delivers complete breathability Hidden, built-in midfoot straps provide locked-in fit & support without adding extra bulk EVA sockliner for added underfoot comfort One-piece Micro G midsole turns cushioned landings into explosive takeoffs Solid rubber outsole covers high impact zones for greater durability with less weight