Introducing the latest high-performance training shoe from the TRAIN PUMA squad, the PWR NITRO™ Squared. This universal training shoe features our brand-new NITRO™ Squared technology, which is executed with a dual density nitrogen-injected outer to provide enhanced midsole banking during lateral movements. The internal compound is single density NITROFOAM™ to allow for rebounding and cushioning. With PWR NITRO™ Squared, you'll receive not only world-class comfort and stability during your next high intensity gym session, but it's also an eye-catching addition to your workout wardrobe.<ul><li>NITROFOAM™: Advanced nitrogen-injected foam designed to provide superior responsiveness and cushioning in a lightweight package</li><li>PUMAGRIP​: Durable rubber compound that provides all-surface traction​​​</li></ul><ul><li>Synthetic and textile upper with PWRTAPE</li><li>NITROFOAM™ Squared midsole</li><li>PUMAGRIP rubber outsole</li></ul>