Amazon.com | Nike mens Run Swift 2 shoe, Black/Dark Smoke 。The shoes are in excellent used condition. No sign of wear and tear. Model Number: CU3517-006 Heel Stack Height: 33.7 mm Drop: 7.5 mm (suitable for neutral runners) Weight: 10.3 oz (291g) per shoe Tongue Padding: 9.0 mm (well-padded for comfort) Closure Type: Lace-up with webbing structure for secure fit Tongue Type: Fully gusseted (prevents slippage) Removable Insole: No Upper: Breathable mesh with synthetic overlays Midsole: Cushioned foam for impact absorption Outsole: Durable rubber with strategic flex grooves