The Arena Women's Powerskin ST 2.0 Open Back Racing Swimsuit is a top-of-the-line bodysuit for competitive swimmers. It is made from a high-quality blend of polyester and elastane, providing excellent compression and support. The open back design offers maximum freedom of movement and reduces drag in the water. This swimsuit is designed to enhance performance and streamline the body for optimal speed. Whether you're racing in a pool or open water, this bodysuit top will give you the edge you need to succeed.