"The AlphaCool PVA Instant Cooling Towel 2-Pack gives you a pair of the acclaimed, advanced PVA towels that provide cooling relief on contact. Each of these great cooling towels will help keep you comfortable and safe during outdoor summer activities, working outdoors, or at the beach. You can even use the Alpha Cool Towel around the house or in the car to provide that extra cooling relief. This extraordinary cooling towel becomes cooler than ambient air when wet so it will always maintain a temperature that feels cool to the skin. Activate or re-activate simply by wetting the towel and wrapping around your head or neck. In extreme heat, keep the AlphaCool Towel extra wet for optimal cooling. 29.5""L x 13""W. Advanced poly vinyl acetal (PVA) material holds water without feeling heavy Feels significantly cooler than ambient air Simply re-wet the towel to reactivate Reduces the effect of heat stress and fights fatigue"