MAX-Catch 36 Count by Catchmaster - Pre-Scented Glue Traps for Rodents and Insects - Ready to Use Indoors - Non-Toxic and No Mess- Made in USA These heavy-duty traps are professional strength and require no additional baits. When deployed under normal conditions our long-lasting traps are effective for up to one full year. Our adhesive formula has been specially designed to prevent hardening that can limit the effectiveness. NOTE: If the traps are kept in a location where there are extreme temperature ranges they tend not to last as long in the field. Note there is no difference between the white backed, and non white backed product. From our birth in Brooklyn, NY, USA to our current home in Bayonne, NJ, USA, we have been proud to consider ourselves "masters of the catch". We have grown to an international company that now supplies over 70 countries worldwide and encourage you to be a part of our growth. We leave no stones unturned when it comes to developing our product line. Our glue is our bond and it is backed with 65+ years of know-how. Our products are field-tested under the harshest conditions to ensure maximum reliability for any level of pest control expert. We believe that monitoring is a cornerstone to Intelligent Pest Management and all our products reflect this belief. Our products allow you to monitor rodents, insects & mosquitoes with confidence. Our company was American-based company from the very start. We are proud that our products are designed and created right here in the USA. At our core, we are dedicated pest detectives. We believe in utilizing a science-based approach to Integrated Pest Management. We leave no stones unturned when it comes to pests and we have unwavering conviction in our products.