DOLFIN Bellas Female Cross Back Swimsuit - Prowler Blue DOLFIN BELLAS Female Cross Back Swimsuit - Prowler Blue DOLFIN BELLAS Female Cross Back Swimsuit - Prowler Created just for the girls who want minimal coverage and fashionable prints, Bellas practice suits are made with the same long lasting Poly blend as the Uglies. Their smooth fit allows for full range of motion while training, and the super thin straps and open back help minimize tan lines during those long outdoor practices.