From Under Armour, the Women's Surge 5 Mesh Running Sneakers feature: Breathable mesh upper with synthetic overlays for added structure and support Lace up closure Enhanced cushioning around ankle collar for superior comfort Deluxe Comfort System sockliner molds to your foot for ultimate step-in comfort Charged Cushioning® midsole provides all day comfort with responsiveness & durability Durable rubber outsole provides traction & durability with flexibility where you need it for toe-off Approx. 8mm offset Approx. 10.05 oz. weight Imported.