Gardner Wall Sconce WS-85, WS-95 and GT-200 Fly Insect Replacement Glue Boards Black El-60B - 1 Pack of 10 Black Glue Boards to Hide Trapped Insects Pack of 10 Black Glue Boards Measures 4" x 17 Fits Gardner Wall Sconce WS-85, WS-95 and GT-200 Change every 30-60 days