Low profile - can be worn by itself or under a hard hat. Multiple way to wear - including on head or as a neck gaiter. One size fits most - soft, stretchable and seam-free performance knit fabric. Hours of cooling - when wet, cooling is immeidate and can last for hours. Moisture wicking - when dry, will absorb sweat & wick moisture away. UFF 50+ protection from harmful UV rays. Reflective accents. Machine washable.