PT Alpine Pressurized Fly BaitThis product is a ready to use fly bait spray. Spray surfaces where flies are prone to rest, then watch how quickly they drop. The market has many baits that require mixing, and dedicated spray equipment, but this product is convenient, simple and very effective. Great for barns, porches, production facilities or anywhere flies are a nuisance. Spray onto surfaces were flies come to rest Watch the flies fall and die within seconds Professional strength