Under Armour Men's UA Micro G Sting 2 Training Shoes Synthetic Fast-drying, lightweight, breathable upper fits your foot like a glove Molded, perforated foam panel in the heel adds support & a lockdown fit Molded 4D Foam footbed conforms to your foot's exact shape, eliminating slippage Low heel & forefoot midsole encourages the foot to strike on the midfoot/forefoot, to work with natural efficiency Full-length Micro G foam turns cushioned landings into explosive takeoffs