Under Armour CHARGED SURGE 4 W Under Armour CHARGED SURGE 4 W women's running shoes feature a breathable mesh upper with synthetic overlays, providing added structure and support for your runs. Improved cushioning around the ankle for superior comfort. Charged Cushioning® midsole provides all-day comfort with durability. The durable rubber outsole offers traction, durability, and flexibility. Under Armour CHARGED SURGE 4 W