Beat The Heat With The Classic Coolfiber™ Truecolor ™ Towel! Great For Gyms, Yoga Sessions, Working Out And Working Outdoors During The Summertime, These Microfiber Cooling Towels Measure 7" X 33" And Are Offered In An Assortment Of Colors. Simply Add Water To Each Towel And Within 20 Seconds It Will Activate And You'll Feel A Temperature Drop Of An Averages Of 20 Degrees Fahrenheit. It Even Lasts 1-2 Hours Longer Than Other Items Of Its Type.