Sur-Fit Natura Colostomy Barrier Pre-Cut, Extended Wear Durahesive,

413153 - Plastic coupling ring allows the pouch and skin barrier to snap together for audible security413154 - Plastic coupling ring allows the pouch and skin barrier to snap together for audible security413155 - Overall Dimension 4 X 4 Inch413156 - Overall Dimension 4 X 4 Inch413157 - Overall Dimension 5 X 5 Inch