PVA Drying Towel 12.5″ x 17″PVA (Polyvinyl Alcohol)is a water-soluble synthetic polymertowel.Whether cleaning up spills, drying your car or boat or wiping off the lenses of your glassesthis cloth has you covered.When wet, it becomes soft, squishy, and super flexible.When dry, it becomes very stiff and rigid.For this reason, many people like to store them damp, in some sort of resealable container or bag.Drying out does not ruin the functionality in any way though, so you can store it wet or dry.If it does get hard, you only need to wet it in order to make it soft again.Just let it soak for a minute and it will start feeling just like it did when you first got it.Hundreds of drying uses.Dries anything faster and easier than paper towels.Immediately re-usable after wringing.Machine washable.MFG21254