Racerback! Excellent choice for competition or practice, designed with flat lock stitching and a streamlined fit for reduced drag and efficient performance in the water. These thick straps suits are made of 80% polyester & 20% Lycra blends which is durable, colorfast and chlorine resistant. Our suits are fully lined with the same quality fabric that we use on the outside for comfort and privacy. All suits are cut and sewn in Southern California.