ThermaCell R1 Mosquito Repellent Refill 12hrs Pack

• Ideal for all outdoor activities, the Thermacell Mosquito Repellent system is a safe, simple way to create a large area free of annoying mosquitoes, black flies and no-see-ums
• The system repels pests by heating a repellent mat, releasing the synthetic chemical allethrin into a zone around the campsite
• Allethrin is proven to repel up to 98 percent of mosquitoes, black flies and other pests
• Approved by the EPA and used by the U.S. Department of Defense, Thermacell has proven to be a game-changer in area mosquito repellent