REDTOP Flycatchers Standard Size - 100% Non-Toxic Disposable Outdoor Fly Trap - Designed to Attract Egg-Laying Females (Single Pack) Includes: (1) Standard Size - 100% Non-Toxic Disposable Outdoor Fly Trap and Bait 85% of Flies Caught in the REDTOP are Egg-Laying Females. By Controlling the Female, the Entire Fly Population in the area is Under Control. Rid Your Home and Property of Flies by Targeting the Egg-Laying Females Easy to Use. Just Take Off Red Top, Add Bait, Add Water, and Hang Up No Insecticides, Simple Instructions, Non-Toxic, Environmentally Friendly - Proven and Tested Award Winning Fly Control in Operation for Over 18 Years