Under Armour Girls' Grade School UA Micro G Engage Running Shoes Synthetic Lightweight, breathable mesh upper with structured overlays for a super-supportive, locked-in fit Full-length Micro G foam midsole creates an incredibly lightweight and responsive ride Strategic flex grooves natural movement without sacrificing cushion Die cut 4D Foam sock liner conforms to your foot for customized fit Solid rubber outsole in high-wear areas to deliver long lasting durability