:lol::lol: I've never used one of those but I have used the "Absorber" that you can buy at any Wal-Mart or auto parts store. Saved my (and my soldiers) sanity during the American Heros tournament. We just dipped them in the river and wrapped them around our necks and it was like air conditioning. I even draped mine over my head when the heat index got to 110.
TOXIC