No — heading 6212 explicitly covers these articles 'whether or not knitted or crocheted,' so construction method does not change the heading. However, it can affect the specific tariff line and applicable duty rate at the 10-digit level, so importers should confirm the correct subheading based on fabric construction and fiber content.

Corsets are generally longer-torso garments with significant boning or structural support extending from the bust to the hip, while girdles and panty girdles are primarily lower-body shaping garments without the extended torso coverage. When the article has characteristics of both, classification should follow the component that gives it its essential character, and a binding ruling from CBP may be advisable for borderline designs.