Nike Air Zoom Katana Rac3R Men's Size 11.5 Style 316500-002. Pre-owned in great condition Smoke free Nike Air ZOOM KATANA RAC3R III UPPER: Ultra light performance mesh with reinforced TPU welding to support the midfoot and heel ~ Soft and supportive Synthetic leather MIDSOLE: Full-length molded Phylon midsole with a responsive heel Zoom Air unit ~ Molded TPU shank for midfoot rigidity and support OUTSOLE: Heel BRS 1000 Carbon Rubber in the heel and two panels of DSP injected material for full traction at top speed Enjoy Nike Air ZOOM KATANA RAC3R