Commonly the top (convex) facet isn't going to even get wet. I see that floating the bridge concave side down for an hour or so normally straightens it, but I commonly clamp it to your flat floor to dry overnight. In some cases Medical doctors prescribe a bilevel good airway https://lil-wayne-graphic-tees-fo42851.mybjjblog.com/a-review-of-bridge-straightening-46031138