45mm wide dark green/white/black striped belt with white logo Black mesh back with thermally printed professional league badge. Front panel in white cotton with wide dark green piping and contrasting dark green stitching. Black mesh front panel with sporty white Micromesh piping along the cup. Double-ply dark green tumbler with contrast white baseball stitching. Black support elastics for legs and buttocks The BOOST brief really showcases the combination of fabric use. Its multi-panel body is crafted in different colors of cotton and knit, as well as contrast piping and stitching on the corners that accentuate the body. Mesh back provides comfort and breathability. Topped with the signature PUMP! waist band, these briefs are a boost for confidence. cotton 43% - nylon 42% - elastane 15%.