Wettness indicators for moderate incontinence are a convenient way to see if yo need a new pad or not. Wettness indicators are necessary sometimes because the pad will feel dry to the touch, yet it has taken in a lot of fluid. You can find out if the pad needs to be thrown away by the wetness indicator. For example, the latex free prevail specialty brief has a wetness indicator that changes color when the brief is wet. Prevail is making better and better products, and a good brief will have a wettness indicator built in.