Under Armour Women's UA Micro G Fuel RN Overcast Gray/White/White Athletic Shoe Mesh^Synthetic Imported Lightweight Mesh Upper - Delivers complete breathability. Hidden, Built-In Midfoot Straps - Provide a locked-in fit and support without adding extra bulk. EVA Sockliner - Offers added underfoot comfort. One-Piece Micro G Midsole - Turns cushioned landings into explosive takeoffs. Solid Rubber Outsole - Covers high impact zones for greater durability.