Upgraded materials and superior construction are the hallmark of the MEXICO 66 SD family of styles. The MEXICO 66 model combines the features of the original LIMBER-UP training shoe that debuted in 1961 and the design of Limber shoe debuted in 1966, as one of the first models that featured the iconic Onitsuka Tiger Stripes. Metal eyeletAMPLIFOAM material for superior cushioningOrthoLite X-40 inner sole for bounce-like fit and softer ground impact