Adapt flat barrier rings can be used to fill in or caulk uneven skin contours near the stoma to create a flatter surface and help prevent ostomy drainage from getting under the ostomy barrier. They may be cut, stretched, or stacked together to help improve the fit of a pouching system.
Hollister
Barrier Ring/Extenders 
 
Please match the correct Skin Barrier/Wafer color to Pouch color
 
Green - Flange Size: 1-3/4" (44mm)
Red - Flange Size: 2-1/4" (57mm)
Blue - Flange Size: 2-3/4" (70mm)
Yellow - Flange Size: 4" (102mm)
 
Hollister Catalog (Click Here)