88% POLYESTER, 12% SPANDEX. STELLAR PRINT. FJ ATHLETIC CUT-FITS SIMILAR TO STANDARD CUT FROM OTHER BRANDS. ANTI-MICROBIAL FINISH HELPS INHIBIT ODOR BUILD-UP WHEN AMBIENT MOISTURE IS PRESENT. PERFORMANCE FABRIC OFFERS EXTREME COMFORT AND ALLOWS COMPLETE RANGE OF MOTION. FJ LOGO ON BACK YOKE.