Hollister New Image Cut-to-Fit Flat Flextend (Extended Wear) Skin Barrier with Floating Flange 2-1/4" Stoma Size -Box of 5 Each. Product is manufacturered and licensed by Hollister . Product is categorized as a skin barrier wafers barrier with flange, extended wear, no convexity, larger than 4 x 4. HCPCS: A4410 . Hollister New Image Cut-to-Fit Flat Flextend (Extended Wear) Skin Barrier with Floating Flange 2-1/4" Stoma Size, 2-3/4" Flange Size, Blue.