The world's most popular shoes gets reinvented in the Drift Cat Trainers Black/White. Click to Puma Drift Cat Trainers Black/White More Info... WE ALSO SUGGEST PUMA SHOES 34% recycled rubber outsoles for traction. Flat heel provides stability while lifting weights. Air-Sole® unit in the heel provides added shock absorption. Phylon midsole with Pebax shank for lightweight cushioning and response with every step. STRETCHWEB rubber outsole is lightweight and elastic, allowing boost foam to expand at impact.