Pro-Pest Professional Lure for Rats & Mice is a highly efficient rodent lure used in conjunction with Glue Boards, Mouse Traps, Rat Traps, and Humane Mouse Traps (Live) in residential, commercial and industrial buildings. This non-toxic lure contains food-grade attractants for both rats and mice. Just a dab of the lure on your preferred trap can help entice trap "shy" mice and rats. Case includes 50 syringes and 50 plungers. Each syringe is 32cc.