Hollister New Image Convex Ceraplus Skin Barrier, Cut-To-Fit Stoma Up To 1″ (25 MM) Flange 1-3/4″ (44 MM)-Box Of 5 is an ostomy skin barrier designed to help create a secure seal and support confident wear with two-piece, convex barrier profile, ceraplus wear formulation, and cut-to-fit opening. Box of 5.