The design and performance of the Ketch-All Multiple Catch Mousetrap has earned it the title of The Worlds Best Mousetrap. The Ketch – All operates without the use of harmful chemicals making it safe to use around children and pets. It is efficient often capturing several mice in one setting it works 24 hours a day every day of the year. By following simple operating procedures your Ketch-All will provide years of proven practical performance. The Ketch – All Drowning Attachment provides an easy way to dispose of mice and helps keep the Ketch – All Multiple Catch Mousetrap clean and eliminate odors. To connect the Drowning Attachment to the Ketch – All just slide back the trap lid insert the Drowning Attachments metal bar on top of the caged end and slide the trap lid closed to secure.Features. Fill a quart jar 34 full of water and attach the lid to jar.. Multiple catch mousetrap drowning attachment. Dimension – 3 x 7.75 x 4.5 in.