The Saucony ProGrid Kinvara 3 running shoes have the following features: These Saucony running shoes for men is a very slight Natural Running shoe. The upper side of the shoe consists mesh with synthetic (Flex Film) material for excellent ventilation. The sole is equipped with EVA + cushioning material for a comfortable running. There is also the Heel ProGrid technology incorporated in the heel. Heel ProGrid ensures a smooth transition from heel to the forefoot. ProGrid is made of Respondents Tek, this material consists different foams and synthetic rubbers which has a damping effect. The outsole is made of extra durable, XT900 rubber with increased traction, cushioning and flexibility. Specifications: Light Saucony running shoes for men EVA+ cushioning under the heel and forefoot Heel ProGrid cushioning Durable XT900 rubber sole Color: red - black - white - silver Tags: shoes, running shoes, running shoes men.