Coloplast® SenSura Click Standard Wear Barrier with Belt Tabs Non-convexSensura Click system combines double-layer adhesive with the click-lock security ring for extra security and support.OpaqueLatex Free Size: Cut-to-fit. Choose the appropriate color-code for your stoma measurements:Green - 3/8 - 1 1/2 in. Red - 3/8 - 1 3/4 in.Blue - 3/8 - 2 1/2 in.