Regularupperinnovative ua speedform technology delivers zero distraction while trainingexternal tpu heel counter for locked in supportsilicone taping on the forefoot for grip durability during trainingmolded toe capfootbedfull length charged cushioning sockliner provides ultimate comfort fitmidsoleua amp technology amplifies the biomechanics of your foots movement for precision fit feel proprioceptiondual layer midsole combines charged cushioning on top of micro g foam for the ultimate