The Nike Air Max 1 Ultra 2.0 Si Womens Casual Shoes. Stylish and comfortable, this Air Max model features Kurim, which highlights the design lines, along with a dual-density foam midsole for maximum cush. A Max Air unit adds extra spring to your step, while the no-sew overlays on the upper deliver lasting comfort. Ripstop upper is smooth and durable. Dual-density foam midsole offers a plush, cushioned feel. No-sew overlays on the upper create a clean finish. Sockliner combines EVA with memory foam for a long-lasting supportive feel. Max Air unit in the heel offers a springy feel underfoot.