The upper is engineered with UA ClutchFit™ Technology, a second skin of advantages that activates under pressure, locking you in with superior fit & feel. UA ClutchFit™ technology wraps your foot with a lightweight “second skin” for powerful support & incredible feel Synthetic leather upper with perforations for suprior ventilation Full-length Micro G® foam turns cushioned landings into explosive takeoffs Midfoot TPU shank helps prevent foot from twisting & rolling from side to side OrthoLite® sockliner cushions, fights odor & keeps you locked in Full-length, one-piece rubber outsole with multi-directional traction pattern gives sure-footed lateral & linear movement