Under Armour Women's UA Micro G Strut Running Shoes Synthetic Textile upper inspired by UA compression apparel keeps your heel and midfoot locked in for a smoother stride with no chafing Unique lace-free closure system offers a secure, consistent fit Due to the unique performance fit, we recommend going up a half size for optimal comfort Thin, light Micro G&reg; foam midsole turns cushioned landings into explosive takeoffs Outsole's ultra-durable, solid rubber pods provide added cushion and natural flex