Glupac Universal Large Plastic Glue Board – GB013 work with Insect-O-Cutor glueboards or a decorative flykillers to trap flies. Glupac Universal Large Plastic Glue Boards feature pheromone impregnated glue, an effective life of 4-5 weeks, and measure 544 mm x 310 mm. Glupac Universal Large Plastic Glue Boards come in a pack of 6, and are plastic material with yellow color.