Cooling wrap Cool offs for hot work activity 1,100%cotton shell, 2,cooling crystals inside 3,worn around the neck or ... wrap Cool offs for hot work activity,COOL OFFS BANDANAS, Cooling Neck Tie, NECKWRAP COOL OFFS1,100%cotton shell,2,cooling crystals ... the neck or tied as a headbandButton hole closure allows for a secure fitThe outer shell is 100% cotton