Refill pack includes 12 hours mosquito protection refills and cover scent 15-foot zone of protection 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 Active ingredient is Allethrin, a synthetic version of a naturally occurring repellent found in chrysanthemum flowers
Package contains: 3 repellent mats with Earth Scent and 1 fuel cartridge
