The Prozap Dust Bag controls horn flies and lice on cattle. You simply hang the dust bag and fill with insecticide dust. Contains 0.25% Permethrin. Each kit contains: 1 - 12.5 lb. Cartridge Prozap Zipcide Dust and 1 - Prozap Dust Bag (refillable). Refills sold separately.
The Prozap dust also controls horn fly, face fly, and lice control on horses; and lice control on swine.
View complete label for the Prozap Dust under the 'Download Tab'