Harris Bed Bug Traps use irresistible food lure to attract bed bugs. These traps should be used to detect bed bugs in your home or business and may be used on an ongoing basis in combination with other products. Additionally, if you have taken steps to eradicate bed bugs and would like to monitor their return and ensure that they are completely gone, the traps are a great, cost-effective option. Use these traps most effectively through the following steps: 1. Peel off protective paper 2. Fold the trap and insert the tab at the top to hold it together 3. Fold end flaps inward to form a 30 degree angle 4. Place traps near bed posts and in other locations where insects are likely to travel/hide.