Black Colour Closure: laces 5 holes Brand Model Code: 359713 in 1990, running shoes knew how to show their qualities. Puma has also contributed to the boom of visual technology with Trinomic: rubber pads that folded and bounced for cushioning, stability, motion control ... and reaction dynamics. the first superstar of Trinomic was the puma family xt. these xt s look shaded and colored, are a complete new season. They are characterized by a 'unique progressive upper and a special struct..