Thermacell max life mosquito repellent refills effectively repel mosquitoes by creating a 15-foot zone of protection when used in a thermacell repeller.Each max life mat lasts 12 hours, 3x longer than original thermacell mats, so you replace mats less frequently.

Effective Time: Up to 48 hrs
Effective Distance: 15 ft
Contains: Allethrin
Color: White
Hazair: Yes