NIKE Lady Air Max+ 2012 Running Shoes PR PLTNM/WHITE/PR PRPL/DRK GRY size 12 Synthetic Hyperfuse construction - for breathability, durability and a seamless fit and feel for the runner. Biomorphic Fit synthetic mesh upper with stretch material to help reduce buckling and potential for irritation Full mesh inner sleeve - that wraps the foot for a plush, breathable fit and feel, making sure your feet don't overheat. Cushlon midsole - for plush cushioning with springy resilience, exactly what you need when pounding those pavements. Reflective detail to keep you safe in low light.