NIKE Men's Air Max Tailwind+ 5 Running Shoe Blue/Platinum/Silver mesh UPPER: Lightweight and supportive foam package delivers ultimate comfort. Breathable top mesh for added ventilation. MIDSOLE: Forefoot and heel non-pressurized, articulated Air-Sole units and a soft, yet responsive Cushlon foam deliver plush comfort and a smooth ride. OUTSOLE: BRS 1000 carbon rubber heel with environmentally preferred rubber throughout for durable traction. Flex grooves encourage a smooth transition.