Natura® Convex Durahesive® Skin Barrier, 4-1/2″ X 4-1/2″ (11.5 CM X 11.5 CM) White, Moldable Stoma Opening 1/2″-7/8″ is an ostomy skin barrier designed to help create a secure seal and support confident wear with two-piece, convex barrier profile, durahesive wear formulation, and moldable opening. Box of 10.