Champion USA JustiFLY Feedthrough Cattle Fly Control

JustiFLY® Feedthrough is a cattle fly control mineral add-pack that prevents fly development and reduces stress, costing less than 6 cents per head per day.

• The description claims JustiFLY® is more effective than typical cattle fly control pour-ons.
• The description claims JustiFLY® can prevent the development of four types of cattle flies.
• The description claims JustiFLY® can reduce animal-handling stress.
• The description claims JustiFLY® does not affect dung beetles and causes no resistance issues.