JT Eaton 444 Pest Catcher Fly Trap, Non-Toxic Indoor and Outdoor Fly Traps, White, Pack of 12HIGHLY EFFECTIVE TRAPPING: Captures house flies, fruit flies, and gnats without the use of toxic chemicals or sprays ENHANCED PERFORMANCE: Works even better after the first fly is caught, attracting more insects to the trap SAFE AND DISPOSABLE: No insecticide vapors; simply discard the trap with trapped insects in the trash EASY TO USE: Ready to use design provides a convenient solution for maintaining a fly free environment indoors and outdoors