Genairex Securi-T USA #7805214 (made by Hollister) Two-Piece Ostomy System Skin Barrier Wafer, 5 x 5″, with 2-1/4 (57mm) Flange (Cut to Fit). “The Genairex Securi-T USA Standard Wear Wafer White Tape Collar features a discreet, low profile and is easy to use.