Arena girl's Powerskin ST open-back tech suit is innovation for young racers. Arena created this performance one-piece for faster racing and training with a hydrodynamic fabric. Lycra-rich X-Raptor conforms to your physique and has built-in compression for serious muscle support and improved swimming. Lightweight, flexible and chlorine resistant, feel the potential of your body in our durable Powerskin ST. Arena name and logo in silver embellish this stellar black design.