... Regular Poly-Spandex Fabric(80%polyester 20%Spandex): 70D, Durable, dry fit, Anti-Bacterial. (B): Normal Nylon-Spandex Fabric : 50D ... subtle), Anti-VU 20+, more durable, good colouration, dry fit, Anti-Bacterial. (C): Top Nylon-Spandex Fabric: 45D(more subtle), Anti- ... VU 50+, most durable, great colouration, dry fit, Anti-Bacterial ...