The RESCUE! Fly Trap Max Refill works inside the RESCUE! Fly Trap Max to lure common nuisance or filth flies. Each refill packet contains one application that generally lasts two weeks to a month. Just drop the water-soluble lure pouch into the trap container, add water to the fill line, replace the top, and hang or place the trap outside near a fly source.

Common nuisance or filth flies including house flies, blow flies, bottle flies, flesh flies, and others.