FIT & DESIGN: Compression fit short Four-way stretch fabric for added comfort and support Ventilated mesh for breathability in groin area Designed with a core flex pocket that situates the cup pocket in a more natural, comfortable position TECHNOLOGY: Moisture wicking material BioFlex(TM) offers vented construction for breathability and integrated gel perimeter pad that provides natural movement for increased comfort Velcro(R) patches located on front and back secure socks