Mens Saucony Progrid Guide 2 Running Shoe Superb cushioning and flexibility. Supportive smooth ride. Last: Standard Saucony Last for the classic Saucony fit; wide in the forefoot, narrow in the heel. Strobel technique. Cushioning material: Heel Progrid with Respon-tek. Weight: 11.4 oz. Technology: Progrid Cushioning System, Dual Density Impulse EVA, and SRC Impact Interfaces with HRC Strobel Board Additional Features: Comfortride sockliner. Upper: Air Mesh Upper.