HALO HEADBAND SWEATBAND PULLOVER USA FLAG CYCLING RUNNING FITNESS EXERCISE GYM AMERICAN FLAG MADE FROM HIGH PERFORMANCE DRYLINE VISA ENDURANCE FABRIC 63% NYLON, 23% POLYESTER, 14% LYCRA DRYLINE FABRIC ABSORBS SWEAT, SO THERE IS NO MORE BURNING SWEAT IN YOUR EYES! ONE SIZE FITS ALL FITS FIRMLY IN PLACE AND IS PERFECT UNDER HATS & HELMETS.