Saucony Men's Guide 6 100% Synthetic and mesh Imported Synthetic sole HydraMAX Collar lining ComfortLite Sockliner HRC+ Strobel Board Full-Length ProGrid Dual Density SSL EVA SRC and trade Impact Zone Outsole with iBR+ and XT-900 Weight: 10.0 oz (283 grams) Saucony offers a flexible, responsive ride with their flagship running shoe.