Add power to your reps with the Nike Air Max Alpha Trainer 5. Decked out for anything from heavy lifting to HIIT, these training shoes feature a foam midsole with a Max Air unit at the heel for tons of cushioning and energy return. The flat and wide sole maximizes ground contact for stability during heavy lifts, while the breathable mesh upper adds an airy feel. Gear up to take your performance to a new level in the Nike Air Max Alpha Trainer 5. Nike Air Max Alpha Trainer 5 features: Foam collar pad enhances comfort. Heel pull tab allows easy on and off. Rubber on the sides keeps your foot firmly on the sole during lateral movement. Flex grooves in the sole promote natural motion. Enhanced rubber tread pattern offers stability and traction.