Damminix Tick Tubes - 96 Qty Treats 2 Acres Permethrin, a synthetic pyrethroid is based on a natural compound extracted from chrysanthemum Tick tubes deliver tick-controlling permethrin You can place biodegradable damminix tick tubes around your property in the spring and fall Mice collect the permethrin treated material to line their nests, the deer ticks on the mice die 96 Qty Treats 2 Acres of Mouse Habitat - approx 5 acres