Shop the Nike Air Max 2013 'Metallic Silver Gold'. Upgrade your sneakers collection today! Closure: lacing. Toe type: round toe. Originally developed for performance running, Nike Air cushioning delivers long-lasting comfort. Airy mesh details on the Nike Air Max 2013 are reinforced with synthetic leather overlays for the classic, highly ventilated Nike look. The foam midsole features flex grooves for optimal support that allows you to move freely.