Convatec, Hydrocolloid Dressing Foam Backing 4 X 5 Inch Triangle 187973, Box Of 5Product Description Non Adhesive. Duoderm CGF Border Sterile Dressing is for use on partial and full thickness wounds in "hard to dress areas". The dressing features a wide outer foam border that does not require additional taping. Duoderm CGF Border dressing is indicated for use on dermal ulcers including full thickness wounds, pressure ulcers (Stage II IV), leg ulcers, superficial wounds, partial thickness burns and donor sites. Product Benefits