Saucony Grid Trigon 4 Guide - The Saucony Grid Trigon 4 Guide are Superbly cushioned shoe for the mild to moderate overpronator featuring both rearfoot Grid and SRC with HRC cushioning in the forefoot and a medial post for stability. Shoe weight: 250g. The Trigon 4 Guide offers the same excellent cushioning properties of the Ride version, but with the addition of a second density medial post catering for the runner requiring mid-foot support. The section under the arch is located to be supportive, yet not obtrusive so as to not cause blistering.