DOLFIN Reversible String Back Flash Mint/Blue Print or solid? You decide! Whatever mood you're in, this 2-for-1 suit will help you feel your very best while training. Our Nylon/ Xtra Life Lycra fabric provides the ultimate stretch and comfort while protecting against Chlorine, and our string back provides the needed support with minimal coverage. Features: 80% Nylon 20% Xtra Life Lycra Fiber Print reverses to solid color