Coloplast Sensura® Mio Click Skin Barrier, Convex Light, Pre-Cut Stoma Opening 1-3/8″ (35 MM), Flange 2-3/8″ (60 MM) 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.