Elanco CyLence Ultra Insecticide Cattle Ear Tags are designed for use on beef and dairy cattle, including lactating animals, to control horn flies, face flies, Gulf Coast ticks, and spinose ear ticks. Each tag contains a synergized fifth-generation pyrethroid insecticide (beta-cyfluthrin) and is applied using the Allflex® Universal Total Tagger. The tags provide effective insect control for up to five months, helping protect cattle and improve comfort and performance.