MiYang Plus Size Ruffle Adjustable Tank One Piece Swimdress with Shorts Fabric: 82% Nylon/18% Elastanee. Our swimsuits have a sun protection factor of 20+. This Swimdress provides all over coverage that minimizes the appearance of the waist and thighs and slenderizes the hip area. This suit is the best of both worlds, the flattering effects of a tankini with the security of a one piece. Machine wash. Package includes: 1 X Swimdress with shorts