Indoor glue fly trap with pheromone attractant. Attractant lure flies to the glue surface on the trap. Glue does not dry out and will also catch other flying insects such as moths and gnats. Contains no poisons or vapors. Looks like a paper towel holder and features a special design for discreet viewing. Stylized fly pattern to mask any objectionable view of trapped flies. May be placed on any hard surface, mounted, or hung. Attractant is effective for about 30 days.