REV'IT! Acid 4 H2O Rain PantsDescription 100% waterproof, basic, over pants When there's no time to waste, the simplest solutions are usually best. With that in mind, Rev'it designed the Acid 4 H2O rain pants to be simple and effective. With an incredibly stretchy Elasticated waistband and non stick inner coating of the Acid 4 H2O rain pants, they slip on quick and easy. Every time. Packed up and ready for whenever Simply slip them on over your jeans or motorcycle pants, adjust