In PWR XX NITRO, the world is hers. This new trainer was designed specifically for women, with a supportive, stylish silhouette that stays secure and locked in while she sculpts, sweats, or crushes cardio. A lightweight, NITRO-infused midsole offers superior cushioning and responsiveness, while the PUMAGRIP outsole provides multi-surface traction. It��s her fit, her workouts, her style.