The Brooks Beast combines maximum support and long-lasting cushioning into an adaptable running shoe any self-respecting motion-control freak won't want to live without. Moisture-managing Element™ Mesh upper with synthetic overlay materials. Moisture-managing Element™ linings, internal support saddle. Rearfoot HydroFlow® ST-XL. Forefoot HydroFlow®. Full-length MoGo™, e-2™ rearfoot and forefoot polymer. Extended Progressive Diagonal Rollbar® (PDRB®). DRB™ Accel. Full-length S-257™ cushsole. HPR Plus. HPR Green. Engineered MC pod construction. Ultimate sockliner. Wt. 14.0 oz.