Wrinkling
131permanent press — noun A characteristic of a fabric, especially one used in clothing, often created by applying a chemical treatment and pressure, which causes lasting resistance to wrinkling and retention of pleats and creases. This solution is then padded onto a …
132fishmouth — noun a half cylindrical or half conical shaped opening or void in a lapped edge or seam, usually caused by wrinkling or shifting of ply sheets during installation …
