Natura® Flexible Stomahesive® Skin Barrier, 4″ X 4″ (10 CM X 10 CM) Tan, Pre-Cut Stoma Opening 1-3/8″ (35 MM), Flange 1 is an ostomy skin barrier designed to help create a secure seal and support confident wear with two-piece, stomahesive wear formulation, pre-cut opening, and beige/tan. Box of 10.