The Men's ProGrid Trigon 5 Guide running shoe provides the luxury of flexibility along with great fit and comfort. The Men's ProGrid Trigon 5 Guide incorporates a dual-density midsole offering an additional level of support. Impulse EVA midsole provides increased shock attenuation, responsive cushioning, durability and rebound properties. Heel ProGrid™ with Respon-Tek™ absorbs impact, dissipates shock and sets the foot up for a smooth transition SR™ Impact Zone and SRc™ extra forefoot cushioning provides shock attenuation and sets the foot up for a smooth transition HR™ Strobel Board increases cushioning and comfort Weight- 10.2 oz