Size 38 (see Dolfin measurement pic.) New with tags. 91% Polyester/ 9% Spandex Nylon lining Pull On closure Hand Wash Only Dolfin Swimwear Ocean Solid Suit Performance Back Swimsuit for swimmers during practice and training. 85% Nylon / 15% Spandex. Front lined only. TRUSTED BRAND – Dolfin Swimwear is consistently rated as a leader in best fit and comfort for swimmers for over 50 years. Dolfin offers the best value in the industry with the highest standards of innovation and quality. UNIQUE DESIGNS – Stand out in style with Dolfin Swimwear. This line of swimsuits is perfect from someone who values performance as well as style. Dolfin offers extensive color and pattern options, so there is something for everyone on your list.