Absorbine® UltraShield® Red provides effective 24/7 pest protection. Broad-spectrum control for killing biting and nuisance flies, mosquitoes and ticks. Ideal for turn-out, trail rides or training under normal conditions. Long-lasting repellency stays active for up to 7 days. UltraShield® Red contains a unique combination of five active ingredients and helps give horses' coats an oil-free shine. 1 gallon.