The blue print on this bikini brings to mind tropical themes. Featuring ultra thin crossed straps and a super low back. Dolfin Bellas: For the girl who has it all and isn't afraid to show it off! Style: Fashion and fit come together in this sleek and trim design. Comfort: Smooth fit allows for full range of motion while training. Durability: The same long lasting 91% polyester/9% spandex blend used in the ever popular Dolfin Uglies. You know you can wear them hard because you won't wear them out!