Men's Fila, Acumen Viz 2 Running Shoe. Look your best while you train with the FILA Acumen Viz 2 running shoes. These lightweight shoes have an upper made out of breathable mesh fabric and synthetic overlays, and a supportive foam midsole. The rubber outsole is durable and features traction patterns for better grip on any surface. Breathable mesh fabric upper with synthetic overlaysBreathable mesh liningsPadded collar and tongueEVA cushioned footbedFoam midsole with air-cushion heel insertMulti-directional rubber outsole for added traction