... 1,100%cotton shell, 2,cooling crystals inside 3,worn around the neck or forehead Cooling Neck Tie for hot work activityCooling ... for hot work activity,COOL OFFS BANDANAS, Cooling Neck Tie, NECKWRAP COOL OFFS1,100%cotton shell,2,cooling crystals inside3,Color : available all ... .4,worn around the neck or forehead5, COOL OFFS bandanas is ideal ...