LOOSE: GENEROUS, MORE RELAXED FIT. UA TECH™ FABRIC IS QUICK-DRYING, ULTRA-SOFT & HAS A MORE NATURAL FEEL MATERIAL WICKS SWEAT & DRIES REALLY FAST ANTI-ODOR TECHNOLOGY PREVENTS THE GROWTH OF ODOR-CAUSING MICROBES ½ ZIP FRONT WITH STAND COLLAR FOR EXTRA COVERAGE RAGLAN SLEEVES ROLLED FORWARD SIDE SEAMS FOR ENHANCED FIT & PERFORMANCE ALL-OVER TWIST EFFECT 100% POLYESTER IMPORTED. COMPLIES WITH PROP 65.