This Trigenic style boasts a minimalist leather upper, finished with cross detailing for added interest. Teamed with technology that maximises the foot's natural movement, unbeatable comfort is guaranteed. Try them on and feel the difference. Trigenic System: Ultralight, gait-reactive flex and engineered deconstruction, a foot-shaped fit and responsive cushioning. A leather sock for lasting comfort and freshness. A versatile colour to suit every outfit.