Coloplast Sensura® Mio Click Skin Barrier, Convex Light, Pre-Cut Stoma Opening 3/4″ (18 MM), Flange 1-9/16″ (40 MM)-Box is an ostomy skin barrier designed to help create a secure seal and support confident wear with two-piece, light convex barrier profile, pre-cut opening, and compatible with SenSura Mio. Box of 5.