The ice towel describes itself as “a wonderful towel which feels coldness by soaking in water.” In other words, you activate the towel by soaking it in cold water for just a few minutes, and the high-tech crystal polymer will help keep you cool for hours. Available in large and small, the towel can be used as a sweat-absorbing picnic blanket or a handy pocket-sized towel for some sweet relief while on the go