Thermacell Earth Scent Mosquito Repellent Refills effectively repel mosquitoes by creating a 15-foot zone of protection when used in a Thermacell Repeller.

Features
• Earth Scent mats scented to mask human odor
• No spray and no mess. Deet-free
• Each repellent mat lasts up to 4 hours and each fuel cartridge lasts up to 12 hours=48 hour
• Active ingredient is Allethrin, a synthetic version of a naturally occurring repellent found in chrysanthemum flowers
• This refill also provides an Earth Cover scent to mask human odor
• Earth Scent Refills are ideal for hunting