This series marked the introduction of the Asics trademark design of two vertical lines intersecting a pair of lines emanating from the heel of the shoe, said to provide reinforcement as well as decoration. The first shoes to feature the Tiger Stripes were the Mexico 66 model, introduced two years before the 1968 Olympic Games in Mexico City.
This collection introduced the Asics trademark emblem of two vertical lines meeting a pair of lines originating from the heel of the shoe, intended to provide both structural support and visual appeal. The Tiger Stripes design made its debut on the Mexico 66 model, preceding the 1968 Olympic Games in Mexico City by two years.