Speedo Women's Reversible Drill Back Swimsuit 51% PBT/49% Polyester Imported All the long lasting performance qualities of our endurance plus fabric in a 10-percent lighter weight perfect for lap swimming and training Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Popular thin strap back silhouette for comfortable fit with less coverage that won't bind, gap, or restrict movement Made by speedo, the world's no.1 swim brand