Nitro⢠Sqd Midsole.
Nitro⢠Sqd: The Innovative Nitro⢠Sqd Midsole Combines Best-In-Class Cushioning And Rebound With All-Around Support â Ideal For Fast Movements And An Explosive Take-Off. Product Story Introducing The Latest High-Performance Training Shoe From The Train Puma Squad, The Pwr Nitro Sqd. Women's PUMA PWR NITRO SQD Training Shoes in Black, Size EU 37 With Pwr Nitro Sqd, 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..