Keep your home away from flies with Fly Max Fly Catcher Twinpack. This super effective attractant developed by professionals lasts for 2 to 3 weeks. It attracts flies from up to a 10m radius and traps them to prevent them from infesting homes and kills the most common nuisance flies. Suitable for use in gardens and other outdoor spaces - use it to protect property and pet areas from fly invasions. Highly effective bait attractant - simply add water to the bait attractant inside the bottle and hang it in the sun to activate. Works to attract insects from up to 10m away.