1 box Contains 8 - 1lb Bars. Norway rats， roof rats and house mice may consume a lethal dose in a single night's feeding. Death is delayed 4 to 5 days， so there's no bait shyness. Even kills warfarin resistant Norway rats. 

Product Features:

• Kills roof rats， house mice， meadow voles， and warfarin-resistant Norway rats
• Individually wrapped for freshness
• Nibble ridges to promote chewing 
• For use in and around agricultural buildings only/Not for household use
• Rodents will generally consume a lethal dose in one feeding， with dead rodents appearing 4-5 days after initial feeding