Usually the highest (convex) side won't even get wet. I learn that floating the bridge concave side down for an hour normally straightens it, but I usually clamp it to some flat floor to dry right away. In some cases Health professionals prescribe a bilevel positive airway strain (BiPAP or https://josueuikwk.jaiblogs.com/60230197/nose-up-lifting-shaping-clip-things-to-know-before-you-buy