Waikoa training back swimsuit girls this waikoa training back swimsuit is a basic style with a cut out back panel and racer back straps flat lock seams offer minimum irritation to the skin while the stretch fit offers complete freedom of movement the costume is designed with embroidered detailing and waikoa branding junior girls swimming costume cut out back panel racer back straps flat lock seams stretch fit waikoa branding body 100 polyester lining 100 polye