When you enter the box, you put your game face on. You're gunning for the leaderboard and nothing's gonna stop you. These women's Reebok Nano X1 Grit Cross, HIIT Training Shoes in Grey / Black / Orange are built for your most demanding workouts. A woven Flexweave® upper is lightweight but able to take a beating. Floatride Energy Foam cushioning in the forefoot provides a responsive feel for running or double unders. A heel clip adds stability for quick lateral moves. Versatile training shoes made for your toughest workouts. With lace closure and textile upper. Lightweight, responsive Floatride Energy Foam cushioning, EVA midsole and rubber outsole.