Place MiraCool clothing around your head or neck to cool down your body and provide protection from the sun's UV rays. MiraCool products work with the evaporation process to continuously cool. Deluxe Tie Hat is constructed of 100% cotton with 360deg absorbent cotton terry and additional foam padding in the front. A rear tie secures the headgear and an elastic back-of-head band provides a snug fit. Reusable and hand washable with mild soap and water.