Under Armour Womens Pulse TR, Lead/Dark Grey, 6 B Synthetic-and-mesh Durable mesh with structured synthetic overlays for extra support Full-length Micro G midsole creates an incredibly lightweight and responsive ride Full-length 4D Foam sockliner conforms to your foot's exact shape, eliminating slippage Non-marking solid rubber outsole with lateral outrigger for an added layer of stability without sacrificing flexibility 7.0 ounces