Under Armour Boys' Boys' Grade School ClutchFit Rebelspeed, Steel (035)/Black, 4.5 Textile, Synthetic, EVA, Rubber Imported Rubber sole Shaft measures approximately low-top from arch UA ClutchFit technology wraps your foot in a lightweight second skin for powerful support & incredible feel Anti-odor technology applied to footbed to prevent the growth of odor-causing microbes Full-length Micro G foam midsole turns cushioned landings into explosive takeoffs Strategic flex grooves in the forefoot work with your natural stride